Home / 49,122.35-73,691.69-19,540.47

Finding the Fourth Proportional to 49,122.35, 73,691.69 and 19,540.47

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Solution

The fourth proportional to 49,122.35, 73,691.69 and 19,540.47 is: 29,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,122.35 : 73,691.69 = 19,540.47 : x
  2. Step 2: Convert to fraction form
    49,122.35/73,691.69 = 19,540.47/x
  3. Step 3: Cross multiply
    49,122.35x = 73,691.69 × 19,540.47
  4. Step 4: Simplify right side
    49,122.35x = 1,439,970,257.69
  5. Step 5: Solve for x
    x = 1,439,970,257.69/49,122.35
  6. Step 6: Final answer
    x = 29,313.95

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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.