Home / 71,882.53-99,198.29-41,685.78

Finding the Fourth Proportional to 71,882.53, 99,198.29 and 41,685.78

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Solution

The fourth proportional to 71,882.53, 99,198.29 and 41,685.78 is: 57,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,882.53 : 99,198.29 = 41,685.78 : x
  2. Step 2: Convert to fraction form
    71,882.53/99,198.29 = 41,685.78/x
  3. Step 3: Cross multiply
    71,882.53x = 99,198.29 × 41,685.78
  4. Step 4: Simplify right side
    71,882.53x = 4,135,158,001.64
  5. Step 5: Solve for x
    x = 4,135,158,001.64/71,882.53
  6. Step 6: Final answer
    x = 57,526.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.