Home / 95,318.08-131,545.20-52,881.28

Finding the Fourth Proportional to 95,318.08, 131,545.20 and 52,881.28

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Solution

The fourth proportional to 95,318.08, 131,545.20 and 52,881.28 is: 72,979.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,318.08 : 131,545.20 = 52,881.28 : x
  2. Step 2: Convert to fraction form
    95,318.08/131,545.20 = 52,881.28/x
  3. Step 3: Cross multiply
    95,318.08x = 131,545.20 × 52,881.28
  4. Step 4: Simplify right side
    95,318.08x = 6,956,278,553.86
  5. Step 5: Solve for x
    x = 6,956,278,553.86/95,318.08
  6. Step 6: Final answer
    x = 72,979.63

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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.