Finding the Third Proportional to 81,537.75 and 124,737.75
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Solution
The third proportional to 81,537.75 and 124,737.75 is: 190,825.80
Step by Step Solution
- Step 1: Write the proportion equation
81,537.75 : 124,737.75 = 124,737.75 : x - Step 2: Convert to fraction form
81,537.75/124,737.75 = 124,737.75/x - Step 3: Cross multiply
81,537.75x = 124,737.75 × 124,737.75 - Step 4: Simplify right side
81,537.75x = 15,559,506,275.06 - Step 5: Solve for x
x = 15,559,506,275.06/81,537.75 - Step 6: Final answer
x = 190,825.80
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.