Home / 87,536.15-131,308.87-27,569.31

Finding the Fourth Proportional to 87,536.15, 131,308.87 and 27,569.31

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Solution

The fourth proportional to 87,536.15, 131,308.87 and 27,569.31 is: 41,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,536.15 : 131,308.87 = 27,569.31 : x
  2. Step 2: Convert to fraction form
    87,536.15/131,308.87 = 27,569.31/x
  3. Step 3: Cross multiply
    87,536.15x = 131,308.87 × 27,569.31
  4. Step 4: Simplify right side
    87,536.15x = 3,620,094,873.86
  5. Step 5: Solve for x
    x = 3,620,094,873.86/87,536.15
  6. Step 6: Final answer
    x = 41,355.43

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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.