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Finding the Fourth Proportional to 33,227.73, 45,855.37 and 18,121.21

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Solution

The fourth proportional to 33,227.73, 45,855.37 and 18,121.21 is: 25,007.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.73 : 45,855.37 = 18,121.21 : x
  2. Step 2: Convert to fraction form
    33,227.73/45,855.37 = 18,121.21/x
  3. Step 3: Cross multiply
    33,227.73x = 45,855.37 × 18,121.21
  4. Step 4: Simplify right side
    33,227.73x = 830,954,789.40
  5. Step 5: Solve for x
    x = 830,954,789.40/33,227.73
  6. Step 6: Final answer
    x = 25,007.87

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