Home / 87,826.80-131,695.38-28,624.44

Finding the Fourth Proportional to 87,826.80, 131,695.38 and 28,624.44

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Solution

The fourth proportional to 87,826.80, 131,695.38 and 28,624.44 is: 42,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,826.80 : 131,695.38 = 28,624.44 : x
  2. Step 2: Convert to fraction form
    87,826.80/131,695.38 = 28,624.44/x
  3. Step 3: Cross multiply
    87,826.80x = 131,695.38 × 28,624.44
  4. Step 4: Simplify right side
    87,826.80x = 3,769,706,503.09
  5. Step 5: Solve for x
    x = 3,769,706,503.09/87,826.80
  6. Step 6: Final answer
    x = 42,922.05

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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.