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Finding the Fourth Proportional to 81,047.96, 111,851.82 and 45,244.96

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Solution

The fourth proportional to 81,047.96, 111,851.82 and 45,244.96 is: 62,441.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,047.96 : 111,851.82 = 45,244.96 : x
  2. Step 2: Convert to fraction form
    81,047.96/111,851.82 = 45,244.96/x
  3. Step 3: Cross multiply
    81,047.96x = 111,851.82 × 45,244.96
  4. Step 4: Simplify right side
    81,047.96x = 5,060,731,121.83
  5. Step 5: Solve for x
    x = 5,060,731,121.83/81,047.96
  6. Step 6: Final answer
    x = 62,441.19

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