Home / 87,801.20-131,701.44-35,173.04

Finding the Fourth Proportional to 87,801.20, 131,701.44 and 35,173.04

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Solution

The fourth proportional to 87,801.20, 131,701.44 and 35,173.04 is: 52,759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,801.20 : 131,701.44 = 35,173.04 : x
  2. Step 2: Convert to fraction form
    87,801.20/131,701.44 = 35,173.04/x
  3. Step 3: Cross multiply
    87,801.20x = 131,701.44 × 35,173.04
  4. Step 4: Simplify right side
    87,801.20x = 4,632,340,017.18
  5. Step 5: Solve for x
    x = 4,632,340,017.18/87,801.20
  6. Step 6: Final answer
    x = 52,759.42

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1.5x scale

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.