Home / 87,843.94-131,769.55-25,514.44

Finding the Fourth Proportional to 87,843.94, 131,769.55 and 25,514.44

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Solution

The fourth proportional to 87,843.94, 131,769.55 and 25,514.44 is: 38,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,843.94 : 131,769.55 = 25,514.44 : x
  2. Step 2: Convert to fraction form
    87,843.94/131,769.55 = 25,514.44/x
  3. Step 3: Cross multiply
    87,843.94x = 131,769.55 × 25,514.44
  4. Step 4: Simplify right side
    87,843.94x = 3,362,025,979.77
  5. Step 5: Solve for x
    x = 3,362,025,979.77/87,843.94
  6. Step 6: Final answer
    x = 38,272.71

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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.