Finding the Third Proportional to 36,990.75 and 57,212.75
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Solution
The third proportional to 36,990.75 and 57,212.75 is: 88,489.66
Step by Step Solution
- Step 1: Write the proportion equation
36,990.75 : 57,212.75 = 57,212.75 : x - Step 2: Convert to fraction form
36,990.75/57,212.75 = 57,212.75/x - Step 3: Cross multiply
36,990.75x = 57,212.75 × 57,212.75 - Step 4: Simplify right side
36,990.75x = 3,273,298,762.56 - Step 5: Solve for x
x = 3,273,298,762.56/36,990.75 - Step 6: Final answer
x = 88,489.66
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.