Home / 87,540.35-131,299.52-24,365.21

Finding the Fourth Proportional to 87,540.35, 131,299.52 and 24,365.21

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Solution

The fourth proportional to 87,540.35, 131,299.52 and 24,365.21 is: 36,544.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,540.35 : 131,299.52 = 24,365.21 : x
  2. Step 2: Convert to fraction form
    87,540.35/131,299.52 = 24,365.21/x
  3. Step 3: Cross multiply
    87,540.35x = 131,299.52 × 24,365.21
  4. Step 4: Simplify right side
    87,540.35x = 3,199,139,599.38
  5. Step 5: Solve for x
    x = 3,199,139,599.38/87,540.35
  6. Step 6: Final answer
    x = 36,544.75

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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.