Home / 38,819.20-58,154.28-22,129.96

Finding the Fourth Proportional to 38,819.20, 58,154.28 and 22,129.96

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Solution

The fourth proportional to 38,819.20, 58,154.28 and 22,129.96 is: 33,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,819.20 : 58,154.28 = 22,129.96 : x
  2. Step 2: Convert to fraction form
    38,819.20/58,154.28 = 22,129.96/x
  3. Step 3: Cross multiply
    38,819.20x = 58,154.28 × 22,129.96
  4. Step 4: Simplify right side
    38,819.20x = 1,286,951,890.23
  5. Step 5: Solve for x
    x = 1,286,951,890.23/38,819.20
  6. Step 6: Final answer
    x = 33,152.46

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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.