Home / 87,125.72-130,672.94-23,084.28

Finding the Fourth Proportional to 87,125.72, 130,672.94 and 23,084.28

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Solution

The fourth proportional to 87,125.72, 130,672.94 and 23,084.28 is: 34,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,125.72 : 130,672.94 = 23,084.28 : x
  2. Step 2: Convert to fraction form
    87,125.72/130,672.94 = 23,084.28/x
  3. Step 3: Cross multiply
    87,125.72x = 130,672.94 × 23,084.28
  4. Step 4: Simplify right side
    87,125.72x = 3,016,490,619.96
  5. Step 5: Solve for x
    x = 3,016,490,619.96/87,125.72
  6. Step 6: Final answer
    x = 34,622.28

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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.