Home / 95,156.28-131,329.64-54,862.16

Finding the Fourth Proportional to 95,156.28, 131,329.64 and 54,862.16

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Solution

The fourth proportional to 95,156.28, 131,329.64 and 54,862.16 is: 75,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,156.28 : 131,329.64 = 54,862.16 : x
  2. Step 2: Convert to fraction form
    95,156.28/131,329.64 = 54,862.16/x
  3. Step 3: Cross multiply
    95,156.28x = 131,329.64 × 54,862.16
  4. Step 4: Simplify right side
    95,156.28x = 7,205,027,202.93
  5. Step 5: Solve for x
    x = 7,205,027,202.93/95,156.28
  6. Step 6: Final answer
    x = 75,717.83

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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.