Finding the Third Proportional to 62,031.75 and 75,639.75
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Solution
The third proportional to 62,031.75 and 75,639.75 is: 92,232.96
Step by Step Solution
- Step 1: Write the proportion equation
62,031.75 : 75,639.75 = 75,639.75 : x - Step 2: Convert to fraction form
62,031.75/75,639.75 = 75,639.75/x - Step 3: Cross multiply
62,031.75x = 75,639.75 × 75,639.75 - Step 4: Simplify right side
62,031.75x = 5,721,371,780.06 - Step 5: Solve for x
x = 5,721,371,780.06/62,031.75 - Step 6: Final answer
x = 92,232.96
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Why These Related Problems?
These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.