Home / 51,882.39-77,834.52-16,819.31

Finding the Fourth Proportional to 51,882.39, 77,834.52 and 16,819.31

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Solution

The fourth proportional to 51,882.39, 77,834.52 and 16,819.31 is: 25,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,882.39 : 77,834.52 = 16,819.31 : x
  2. Step 2: Convert to fraction form
    51,882.39/77,834.52 = 16,819.31/x
  3. Step 3: Cross multiply
    51,882.39x = 77,834.52 × 16,819.31
  4. Step 4: Simplify right side
    51,882.39x = 1,309,123,115.17
  5. Step 5: Solve for x
    x = 1,309,123,115.17/51,882.39
  6. Step 6: Final answer
    x = 25,232.51

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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.