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Finding the Fourth Proportional to 72,107.28, 99,501.96 and 41,882.88

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Solution

The fourth proportional to 72,107.28, 99,501.96 and 41,882.88 is: 57,794.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,107.28 : 99,501.96 = 41,882.88 : x
  2. Step 2: Convert to fraction form
    72,107.28/99,501.96 = 41,882.88/x
  3. Step 3: Cross multiply
    72,107.28x = 99,501.96 × 41,882.88
  4. Step 4: Simplify right side
    72,107.28x = 4,167,428,650.44
  5. Step 5: Solve for x
    x = 4,167,428,650.44/72,107.28
  6. Step 6: Final answer
    x = 57,794.84

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