Home / 87,334.28-131,017.26-49,936.52

Finding the Fourth Proportional to 87,334.28, 131,017.26 and 49,936.52

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Solution

The fourth proportional to 87,334.28, 131,017.26 and 49,936.52 is: 74,913.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,334.28 : 131,017.26 = 49,936.52 : x
  2. Step 2: Convert to fraction form
    87,334.28/131,017.26 = 49,936.52/x
  3. Step 3: Cross multiply
    87,334.28x = 131,017.26 × 49,936.52
  4. Step 4: Simplify right side
    87,334.28x = 6,542,546,024.34
  5. Step 5: Solve for x
    x = 6,542,546,024.34/87,334.28
  6. Step 6: Final answer
    x = 74,913.84

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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.