Home / 87,322.61-130,874.38-37,344.04

Finding the Fourth Proportional to 87,322.61, 130,874.38 and 37,344.04

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Solution

The fourth proportional to 87,322.61, 130,874.38 and 37,344.04 is: 55,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,322.61 : 130,874.38 = 37,344.04 : x
  2. Step 2: Convert to fraction form
    87,322.61/130,874.38 = 37,344.04/x
  3. Step 3: Cross multiply
    87,322.61x = 130,874.38 × 37,344.04
  4. Step 4: Simplify right side
    87,322.61x = 4,887,378,081.70
  5. Step 5: Solve for x
    x = 4,887,378,081.70/87,322.61
  6. Step 6: Final answer
    x = 55,969.22

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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.