Home / 43,508.34-65,250.50-15,424.70

Finding the Fourth Proportional to 43,508.34, 65,250.50 and 15,424.70

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Solution

The fourth proportional to 43,508.34, 65,250.50 and 15,424.70 is: 23,132.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,508.34 : 65,250.50 = 15,424.70 : x
  2. Step 2: Convert to fraction form
    43,508.34/65,250.50 = 15,424.70/x
  3. Step 3: Cross multiply
    43,508.34x = 65,250.50 × 15,424.70
  4. Step 4: Simplify right side
    43,508.34x = 1,006,468,983.97
  5. Step 5: Solve for x
    x = 1,006,468,983.97/43,508.34
  6. Step 6: Final answer
    x = 23,132.78

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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.