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Finding the Fourth Proportional to 81,116.83, 111,940.56 and 44,818.16

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Solution

The fourth proportional to 81,116.83, 111,940.56 and 44,818.16 is: 61,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,116.83 : 111,940.56 = 44,818.16 : x
  2. Step 2: Convert to fraction form
    81,116.83/111,940.56 = 44,818.16/x
  3. Step 3: Cross multiply
    81,116.83x = 111,940.56 × 44,818.16
  4. Step 4: Simplify right side
    81,116.83x = 5,016,969,648.72
  5. Step 5: Solve for x
    x = 5,016,969,648.72/81,116.83
  6. Step 6: Final answer
    x = 61,848.69

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