An equivalent ratio to 75 can be formed by expressing it as a fraction. For example, 75 can be expressed as 75:1. An equivalent ratio can be obtained by multiplying both parts of this ratio by the same number.
For instance, multiplying both by 2 gives:
75 × 2 : 1 × 2 = 150:2
Thus, 150:2 is an equivalent ratio to 75.