Home / 87,546.64-131,307.52-49,984.80

Finding the Fourth Proportional to 87,546.64, 131,307.52 and 49,984.80

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Solution

The fourth proportional to 87,546.64, 131,307.52 and 49,984.80 is: 74,970.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,546.64 : 131,307.52 = 49,984.80 : x
  2. Step 2: Convert to fraction form
    87,546.64/131,307.52 = 49,984.80/x
  3. Step 3: Cross multiply
    87,546.64x = 131,307.52 × 49,984.80
  4. Step 4: Simplify right side
    87,546.64x = 6,563,380,125.70
  5. Step 5: Solve for x
    x = 6,563,380,125.70/87,546.64
  6. Step 6: Final answer
    x = 74,970.10

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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.