Home / 47,800.38-71,691.68-22,148.61

Finding the Fourth Proportional to 47,800.38, 71,691.68 and 22,148.61

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Solution

The fourth proportional to 47,800.38, 71,691.68 and 22,148.61 is: 33,218.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,800.38 : 71,691.68 = 22,148.61 : x
  2. Step 2: Convert to fraction form
    47,800.38/71,691.68 = 22,148.61/x
  3. Step 3: Cross multiply
    47,800.38x = 71,691.68 × 22,148.61
  4. Step 4: Simplify right side
    47,800.38x = 1,587,871,451.99
  5. Step 5: Solve for x
    x = 1,587,871,451.99/47,800.38
  6. Step 6: Final answer
    x = 33,218.81

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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.