Home / 75,204.72-103,781.25-44,972.85

Finding the Fourth Proportional to 75,204.72, 103,781.25 and 44,972.85

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Solution

The fourth proportional to 75,204.72, 103,781.25 and 44,972.85 is: 62,061.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,204.72 : 103,781.25 = 44,972.85 : x
  2. Step 2: Convert to fraction form
    75,204.72/103,781.25 = 44,972.85/x
  3. Step 3: Cross multiply
    75,204.72x = 103,781.25 × 44,972.85
  4. Step 4: Simplify right side
    75,204.72x = 4,667,338,978.24
  5. Step 5: Solve for x
    x = 4,667,338,978.24/75,204.72
  6. Step 6: Final answer
    x = 62,061.78

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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.