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Finding the Fourth Proportional to 108,007.29, 149,049.48 and 60,260.52

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Solution

The fourth proportional to 108,007.29, 149,049.48 and 60,260.52 is: 83,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,007.29 : 149,049.48 = 60,260.52 : x
  2. Step 2: Convert to fraction form
    108,007.29/149,049.48 = 60,260.52/x
  3. Step 3: Cross multiply
    108,007.29x = 149,049.48 × 60,260.52
  4. Step 4: Simplify right side
    108,007.29x = 8,981,799,170.53
  5. Step 5: Solve for x
    x = 8,981,799,170.53/108,007.29
  6. Step 6: Final answer
    x = 83,159.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.