Home / 71,926.88-107,890.32-25,193.12

Finding the Fourth Proportional to 71,926.88, 107,890.32 and 25,193.12

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Solution

The fourth proportional to 71,926.88, 107,890.32 and 25,193.12 is: 37,789.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,926.88 : 107,890.32 = 25,193.12 : x
  2. Step 2: Convert to fraction form
    71,926.88/107,890.32 = 25,193.12/x
  3. Step 3: Cross multiply
    71,926.88x = 107,890.32 × 25,193.12
  4. Step 4: Simplify right side
    71,926.88x = 2,718,093,778.60
  5. Step 5: Solve for x
    x = 2,718,093,778.60/71,926.88
  6. Step 6: Final answer
    x = 37,789.68

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Similar ratio
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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.