Home / 41,447.70-62,155.14-18,057.78

Finding the Fourth Proportional to 41,447.70, 62,155.14 and 18,057.78

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Solution

The fourth proportional to 41,447.70, 62,155.14 and 18,057.78 is: 27,079.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,447.70 : 62,155.14 = 18,057.78 : x
  2. Step 2: Convert to fraction form
    41,447.70/62,155.14 = 18,057.78/x
  3. Step 3: Cross multiply
    41,447.70x = 62,155.14 × 18,057.78
  4. Step 4: Simplify right side
    41,447.70x = 1,122,383,843.99
  5. Step 5: Solve for x
    x = 1,122,383,843.99/41,447.70
  6. Step 6: Final answer
    x = 27,079.52

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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.