Home / 95,270.78-131,478.49-54,997.18

Finding the Fourth Proportional to 95,270.78, 131,478.49 and 54,997.18

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Solution

The fourth proportional to 95,270.78, 131,478.49 and 54,997.18 is: 75,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,270.78 : 131,478.49 = 54,997.18 : x
  2. Step 2: Convert to fraction form
    95,270.78/131,478.49 = 54,997.18/x
  3. Step 3: Cross multiply
    95,270.78x = 131,478.49 × 54,997.18
  4. Step 4: Simplify right side
    95,270.78x = 7,230,945,920.71
  5. Step 5: Solve for x
    x = 7,230,945,920.71/95,270.78
  6. Step 6: Final answer
    x = 75,898.88

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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.