Home / 87,456.50-131,206.89-25,127

Finding the Fourth Proportional to 87,456.50, 131,206.89 and 25,127

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Solution

The fourth proportional to 87,456.50, 131,206.89 and 25,127 is: 37,696.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,456.50 : 131,206.89 = 25,127 : x
  2. Step 2: Convert to fraction form
    87,456.50/131,206.89 = 25,127/x
  3. Step 3: Cross multiply
    87,456.50x = 131,206.89 × 25,127
  4. Step 4: Simplify right side
    87,456.50x = 3,296,835,525.03
  5. Step 5: Solve for x
    x = 3,296,835,525.03/87,456.50
  6. Step 6: Final answer
    x = 37,696.86

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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.