Home / 87,155.26-130,788.18-37,235.73

Finding the Fourth Proportional to 87,155.26, 130,788.18 and 37,235.73

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Solution

The fourth proportional to 87,155.26, 130,788.18 and 37,235.73 is: 55,877.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,155.26 : 130,788.18 = 37,235.73 : x
  2. Step 2: Convert to fraction form
    87,155.26/130,788.18 = 37,235.73/x
  3. Step 3: Cross multiply
    87,155.26x = 130,788.18 × 37,235.73
  4. Step 4: Simplify right side
    87,155.26x = 4,869,993,218.04
  5. Step 5: Solve for x
    x = 4,869,993,218.04/87,155.26
  6. Step 6: Final answer
    x = 55,877.22

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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.