Home / 87,624.75-131,439.56-25,295.25

Finding the Fourth Proportional to 87,624.75, 131,439.56 and 25,295.25

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Solution

The fourth proportional to 87,624.75, 131,439.56 and 25,295.25 is: 37,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,624.75 : 131,439.56 = 25,295.25 : x
  2. Step 2: Convert to fraction form
    87,624.75/131,439.56 = 25,295.25/x
  3. Step 3: Cross multiply
    87,624.75x = 131,439.56 × 25,295.25
  4. Step 4: Simplify right side
    87,624.75x = 3,324,796,403.61
  5. Step 5: Solve for x
    x = 3,324,796,403.61/87,624.75
  6. Step 6: Final answer
    x = 37,943.58

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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.