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Finding the Fourth Proportional to 218,456.73, 327,812.46 and 92,089.23

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Solution

The fourth proportional to 218,456.73, 327,812.46 and 92,089.23 is: 138,187.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,456.73 : 327,812.46 = 92,089.23 : x
  2. Step 2: Convert to fraction form
    218,456.73/327,812.46 = 92,089.23/x
  3. Step 3: Cross multiply
    218,456.73x = 327,812.46 × 92,089.23
  4. Step 4: Simplify right side
    218,456.73x = 30,187,997,025.81
  5. Step 5: Solve for x
    x = 30,187,997,025.81/218,456.73
  6. Step 6: Final answer
    x = 138,187.54

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