Home / 87,190.88-130,787.55-24,861.38

Finding the Fourth Proportional to 87,190.88, 130,787.55 and 24,861.38

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Solution

The fourth proportional to 87,190.88, 130,787.55 and 24,861.38 is: 37,292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,190.88 : 130,787.55 = 24,861.38 : x
  2. Step 2: Convert to fraction form
    87,190.88/130,787.55 = 24,861.38/x
  3. Step 3: Cross multiply
    87,190.88x = 130,787.55 × 24,861.38
  4. Step 4: Simplify right side
    87,190.88x = 3,251,558,325.88
  5. Step 5: Solve for x
    x = 3,251,558,325.88/87,190.88
  6. Step 6: Final answer
    x = 37,292.42

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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.