Home / 48,061.17-71,991.30-38,650.38

Finding the Fourth Proportional to 48,061.17, 71,991.30 and 38,650.38

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Solution

The fourth proportional to 48,061.17, 71,991.30 and 38,650.38 is: 57,894.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,061.17 : 71,991.30 = 38,650.38 : x
  2. Step 2: Convert to fraction form
    48,061.17/71,991.30 = 38,650.38/x
  3. Step 3: Cross multiply
    48,061.17x = 71,991.30 × 38,650.38
  4. Step 4: Simplify right side
    48,061.17x = 2,782,491,101.69
  5. Step 5: Solve for x
    x = 2,782,491,101.69/48,061.17
  6. Step 6: Final answer
    x = 57,894.78

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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.