Home / 87,754.32-131,570.04-32,335.44

Finding the Fourth Proportional to 87,754.32, 131,570.04 and 32,335.44

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Solution

The fourth proportional to 87,754.32, 131,570.04 and 32,335.44 is: 48,480.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,754.32 : 131,570.04 = 32,335.44 : x
  2. Step 2: Convert to fraction form
    87,754.32/131,570.04 = 32,335.44/x
  3. Step 3: Cross multiply
    87,754.32x = 131,570.04 × 32,335.44
  4. Step 4: Simplify right side
    87,754.32x = 4,254,375,134.22
  5. Step 5: Solve for x
    x = 4,254,375,134.22/87,754.32
  6. Step 6: Final answer
    x = 48,480.52

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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.