Home / 87,714.99-131,588.71-27,758.55

Finding the Fourth Proportional to 87,714.99, 131,588.71 and 27,758.55

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Solution

The fourth proportional to 87,714.99, 131,588.71 and 27,758.55 is: 41,642.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,714.99 : 131,588.71 = 27,758.55 : x
  2. Step 2: Convert to fraction form
    87,714.99/131,588.71 = 27,758.55/x
  3. Step 3: Cross multiply
    87,714.99x = 131,588.71 × 27,758.55
  4. Step 4: Simplify right side
    87,714.99x = 3,652,712,497.73
  5. Step 5: Solve for x
    x = 3,652,712,497.73/87,714.99
  6. Step 6: Final answer
    x = 41,642.97

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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.