Home / 51,691.92-71,337.42-29,029.74

Finding the Fourth Proportional to 51,691.92, 71,337.42 and 29,029.74

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Solution

The fourth proportional to 51,691.92, 71,337.42 and 29,029.74 is: 40,062.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,691.92 : 71,337.42 = 29,029.74 : x
  2. Step 2: Convert to fraction form
    51,691.92/71,337.42 = 29,029.74/x
  3. Step 3: Cross multiply
    51,691.92x = 71,337.42 × 29,029.74
  4. Step 4: Simplify right side
    51,691.92x = 2,070,906,754.87
  5. Step 5: Solve for x
    x = 2,070,906,754.87/51,691.92
  6. Step 6: Final answer
    x = 40,062.48

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1.5x scale

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.