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Finding the Fourth Proportional to 72,092.78, 108,139.20 and 22,844.78

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Solution

The fourth proportional to 72,092.78, 108,139.20 and 22,844.78 is: 34,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,092.78 : 108,139.20 = 22,844.78 : x
  2. Step 2: Convert to fraction form
    72,092.78/108,139.20 = 22,844.78/x
  3. Step 3: Cross multiply
    72,092.78x = 108,139.20 × 22,844.78
  4. Step 4: Simplify right side
    72,092.78x = 2,470,416,233.38
  5. Step 5: Solve for x
    x = 2,470,416,233.38/72,092.78
  6. Step 6: Final answer
    x = 34,267.18

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