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Finding the Third Proportional to 60,841.13 and 81,207.56

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Solution

The third proportional to 60,841.13 and 81,207.56 is: 108,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,841.13 : 81,207.56 = 81,207.56 : x
  2. Step 2: Convert to fraction form
    60,841.13/81,207.56 = 81,207.56/x
  3. Step 3: Cross multiply
    60,841.13x = 81,207.56 × 81,207.56
  4. Step 4: Simplify right side
    60,841.13x = 6,594,668,207.19
  5. Step 5: Solve for x
    x = 6,594,668,207.19/60,841.13
  6. Step 6: Final answer
    x = 108,391.62

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.