Home / 71,766.74-107,613.92-21,837.26

Finding the Fourth Proportional to 71,766.74, 107,613.92 and 21,837.26

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Solution

The fourth proportional to 71,766.74, 107,613.92 and 21,837.26 is: 32,744.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,766.74 : 107,613.92 = 21,837.26 : x
  2. Step 2: Convert to fraction form
    71,766.74/107,613.92 = 21,837.26/x
  3. Step 3: Cross multiply
    71,766.74x = 107,613.92 × 21,837.26
  4. Step 4: Simplify right side
    71,766.74x = 2,349,992,503.40
  5. Step 5: Solve for x
    x = 2,349,992,503.40/71,766.74
  6. Step 6: Final answer
    x = 32,744.87

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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.