Home / 87,410.80-131,116.92-25,083.28

Finding the Fourth Proportional to 87,410.80, 131,116.92 and 25,083.28

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Solution

The fourth proportional to 87,410.80, 131,116.92 and 25,083.28 is: 37,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,410.80 : 131,116.92 = 25,083.28 : x
  2. Step 2: Convert to fraction form
    87,410.80/131,116.92 = 25,083.28/x
  3. Step 3: Cross multiply
    87,410.80x = 131,116.92 × 25,083.28
  4. Step 4: Simplify right side
    87,410.80x = 3,288,842,417.10
  5. Step 5: Solve for x
    x = 3,288,842,417.10/87,410.80
  6. Step 6: Final answer
    x = 37,625.13

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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.