Home / 87,132.98-130,684.38-23,938.04

Finding the Fourth Proportional to 87,132.98, 130,684.38 and 23,938.04

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Solution

The fourth proportional to 87,132.98, 130,684.38 and 23,938.04 is: 35,902.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,132.98 : 130,684.38 = 23,938.04 : x
  2. Step 2: Convert to fraction form
    87,132.98/130,684.38 = 23,938.04/x
  3. Step 3: Cross multiply
    87,132.98x = 130,684.38 × 23,938.04
  4. Step 4: Simplify right side
    87,132.98x = 3,128,327,915.82
  5. Step 5: Solve for x
    x = 3,128,327,915.82/87,132.98
  6. Step 6: Final answer
    x = 35,902.91

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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.