Four interrelated colour groups

Original aspect ratio size:
20 wide x 20.1 high inch ($205.50)
24 wide x 24.1 high inch ($261.50)
30 wide x 30.1 high inch ($298.00)
36 wide x 36.1 high inch ($356.00)
48 wide x 48.2 high inch ($625.50)
72 wide x 72.3 high inch ($1,217.50)
86 wide x 86.3 high inch ($1,620.00)
100 wide x 100.4 high inch ($2,041.00)

Standard size:
16 wide x 20 high inch ($186.00)
20 wide x 24 high inch ($225.00)
24 wide x 36 high inch ($298.00)
30 wide x 40 high inch ($356.00)
36 wide x 48 high inch ($436.00)
48 wide x 72 high inch ($815.00)
72 wide x 108 high inch ($1,620.00)
86 wide x 128 high inch ($2,462.00)
100 wide x 150 high inch ($3,269.00)