Home / 87,815.44-131,723.25-41,101.12

Finding the Fourth Proportional to 87,815.44, 131,723.25 and 41,101.12

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Solution

The fourth proportional to 87,815.44, 131,723.25 and 41,101.12 is: 61,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,815.44 : 131,723.25 = 41,101.12 : x
  2. Step 2: Convert to fraction form
    87,815.44/131,723.25 = 41,101.12/x
  3. Step 3: Cross multiply
    87,815.44x = 131,723.25 × 41,101.12
  4. Step 4: Simplify right side
    87,815.44x = 5,413,973,105.04
  5. Step 5: Solve for x
    x = 5,413,973,105.04/87,815.44
  6. Step 6: Final answer
    x = 61,651.72

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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.