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Finding the Fourth Proportional to 40,724.25, 56,202.71 and 23,960.49

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Solution

The fourth proportional to 40,724.25, 56,202.71 and 23,960.49 is: 33,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.25 : 56,202.71 = 23,960.49 : x
  2. Step 2: Convert to fraction form
    40,724.25/56,202.71 = 23,960.49/x
  3. Step 3: Cross multiply
    40,724.25x = 56,202.71 × 23,960.49
  4. Step 4: Simplify right side
    40,724.25x = 1,346,644,351.13
  5. Step 5: Solve for x
    x = 1,346,644,351.13/40,724.25
  6. Step 6: Final answer
    x = 33,067.38

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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.