Home / 95,001.88-142,456.78-38,819.68

Finding the Fourth Proportional to 95,001.88, 142,456.78 and 38,819.68

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Solution

The fourth proportional to 95,001.88, 142,456.78 and 38,819.68 is: 58,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,001.88 : 142,456.78 = 38,819.68 : x
  2. Step 2: Convert to fraction form
    95,001.88/142,456.78 = 38,819.68/x
  3. Step 3: Cross multiply
    95,001.88x = 142,456.78 × 38,819.68
  4. Step 4: Simplify right side
    95,001.88x = 5,530,126,613.43
  5. Step 5: Solve for x
    x = 5,530,126,613.43/95,001.88
  6. Step 6: Final answer
    x = 58,210.71

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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.