Home / 87,960.18-131,979.15-41,252.34

Finding the Fourth Proportional to 87,960.18, 131,979.15 and 41,252.34

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Solution

The fourth proportional to 87,960.18, 131,979.15 and 41,252.34 is: 61,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,960.18 : 131,979.15 = 41,252.34 : x
  2. Step 2: Convert to fraction form
    87,960.18/131,979.15 = 41,252.34/x
  3. Step 3: Cross multiply
    87,960.18x = 131,979.15 × 41,252.34
  4. Step 4: Simplify right side
    87,960.18x = 5,444,448,768.71
  5. Step 5: Solve for x
    x = 5,444,448,768.71/87,960.18
  6. Step 6: Final answer
    x = 61,896.74

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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.