Home / 39,691.60-54,763.22-25,552.64

Finding the Fourth Proportional to 39,691.60, 54,763.22 and 25,552.64

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Solution

The fourth proportional to 39,691.60, 54,763.22 and 25,552.64 is: 35,255.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,691.60 : 54,763.22 = 25,552.64 : x
  2. Step 2: Convert to fraction form
    39,691.60/54,763.22 = 25,552.64/x
  3. Step 3: Cross multiply
    39,691.60x = 54,763.22 × 25,552.64
  4. Step 4: Simplify right side
    39,691.60x = 1,399,344,845.90
  5. Step 5: Solve for x
    x = 1,399,344,845.90/39,691.60
  6. Step 6: Final answer
    x = 35,255.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.