Home / 87,766.44-131,530.40-37,123.40

Finding the Fourth Proportional to 87,766.44, 131,530.40 and 37,123.40

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Solution

The fourth proportional to 87,766.44, 131,530.40 and 37,123.40 is: 55,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,766.44 : 131,530.40 = 37,123.40 : x
  2. Step 2: Convert to fraction form
    87,766.44/131,530.40 = 37,123.40/x
  3. Step 3: Cross multiply
    87,766.44x = 131,530.40 × 37,123.40
  4. Step 4: Simplify right side
    87,766.44x = 4,882,855,651.36
  5. Step 5: Solve for x
    x = 4,882,855,651.36/87,766.44
  6. Step 6: Final answer
    x = 55,634.66

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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.