Home / 87,846.48-131,782.56-25,508.88

Finding the Fourth Proportional to 87,846.48, 131,782.56 and 25,508.88

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Solution

The fourth proportional to 87,846.48, 131,782.56 and 25,508.88 is: 38,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,846.48 : 131,782.56 = 25,508.88 : x
  2. Step 2: Convert to fraction form
    87,846.48/131,782.56 = 25,508.88/x
  3. Step 3: Cross multiply
    87,846.48x = 131,782.56 × 25,508.88
  4. Step 4: Simplify right side
    87,846.48x = 3,361,625,509.13
  5. Step 5: Solve for x
    x = 3,361,625,509.13/87,846.48
  6. Step 6: Final answer
    x = 38,267.05

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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.