Home / 87,002.44-130,546.86-34,449.64

Finding the Fourth Proportional to 87,002.44, 130,546.86 and 34,449.64

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Solution

The fourth proportional to 87,002.44, 130,546.86 and 34,449.64 is: 51,691.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,002.44 : 130,546.86 = 34,449.64 : x
  2. Step 2: Convert to fraction form
    87,002.44/130,546.86 = 34,449.64/x
  3. Step 3: Cross multiply
    87,002.44x = 130,546.86 × 34,449.64
  4. Step 4: Simplify right side
    87,002.44x = 4,497,292,330.13
  5. Step 5: Solve for x
    x = 4,497,292,330.13/87,002.44
  6. Step 6: Final answer
    x = 51,691.57

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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.