Home / 92,331.38-138,456.85-49,044.84

Finding the Fourth Proportional to 92,331.38, 138,456.85 and 49,044.84

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Solution

The fourth proportional to 92,331.38, 138,456.85 and 49,044.84 is: 73,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,331.38 : 138,456.85 = 49,044.84 : x
  2. Step 2: Convert to fraction form
    92,331.38/138,456.85 = 49,044.84/x
  3. Step 3: Cross multiply
    92,331.38x = 138,456.85 × 49,044.84
  4. Step 4: Simplify right side
    92,331.38x = 6,790,594,278.68
  5. Step 5: Solve for x
    x = 6,790,594,278.68/92,331.38
  6. Step 6: Final answer
    x = 73,545.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.