Home / 41,520.38-62,278.01-13,439.82

Finding the Fourth Proportional to 41,520.38, 62,278.01 and 13,439.82

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Solution

The fourth proportional to 41,520.38, 62,278.01 and 13,439.82 is: 20,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.38 : 62,278.01 = 13,439.82 : x
  2. Step 2: Convert to fraction form
    41,520.38/62,278.01 = 13,439.82/x
  3. Step 3: Cross multiply
    41,520.38x = 62,278.01 × 13,439.82
  4. Step 4: Simplify right side
    41,520.38x = 837,005,244.36
  5. Step 5: Solve for x
    x = 837,005,244.36/41,520.38
  6. Step 6: Final answer
    x = 20,158.90

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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.