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Finding the Third Proportional to 87,601.50 and 137,264.63

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Solution

The third proportional to 87,601.50 and 137,264.63 is: 215,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,601.50 : 137,264.63 = 137,264.63 : x
  2. Step 2: Convert to fraction form
    87,601.50/137,264.63 = 137,264.63/x
  3. Step 3: Cross multiply
    87,601.50x = 137,264.63 × 137,264.63
  4. Step 4: Simplify right side
    87,601.50x = 18,841,577,276.39
  5. Step 5: Solve for x
    x = 18,841,577,276.39/87,601.50
  6. Step 6: Final answer
    x = 215,082.82

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.