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Finding the Fourth Proportional to 45,474.78, 68,189.69 and 27,481.55

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Solution

The fourth proportional to 45,474.78, 68,189.69 and 27,481.55 is: 41,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,474.78 : 68,189.69 = 27,481.55 : x
  2. Step 2: Convert to fraction form
    45,474.78/68,189.69 = 27,481.55/x
  3. Step 3: Cross multiply
    45,474.78x = 68,189.69 × 27,481.55
  4. Step 4: Simplify right side
    45,474.78x = 1,873,957,896.86
  5. Step 5: Solve for x
    x = 1,873,957,896.86/45,474.78
  6. Step 6: Final answer
    x = 41,208.73

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