Home / 41,449.20-62,125.11-19,215.78

Finding the Fourth Proportional to 41,449.20, 62,125.11 and 19,215.78

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Solution

The fourth proportional to 41,449.20, 62,125.11 and 19,215.78 is: 28,801.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,449.20 : 62,125.11 = 19,215.78 : x
  2. Step 2: Convert to fraction form
    41,449.20/62,125.11 = 19,215.78/x
  3. Step 3: Cross multiply
    41,449.20x = 62,125.11 × 19,215.78
  4. Step 4: Simplify right side
    41,449.20x = 1,193,782,446.24
  5. Step 5: Solve for x
    x = 1,193,782,446.24/41,449.20
  6. Step 6: Final answer
    x = 28,801.10

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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.