Home / 87,901.00-131,855.13-25,571.50

Finding the Fourth Proportional to 87,901.00, 131,855.13 and 25,571.50

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Solution

The fourth proportional to 87,901.00, 131,855.13 and 25,571.50 is: 38,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,901.00 : 131,855.13 = 25,571.50 : x
  2. Step 2: Convert to fraction form
    87,901.00/131,855.13 = 25,571.50/x
  3. Step 3: Cross multiply
    87,901.00x = 131,855.13 × 25,571.50
  4. Step 4: Simplify right side
    87,901.00x = 3,371,733,127.16
  5. Step 5: Solve for x
    x = 3,371,733,127.16/87,901.00
  6. Step 6: Final answer
    x = 38,358.30

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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.