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Finding the Fourth Proportional to 72,086.24, 108,049.08 and 29,942.84

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Solution

The fourth proportional to 72,086.24, 108,049.08 and 29,942.84 is: 44,880.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,086.24 : 108,049.08 = 29,942.84 : x
  2. Step 2: Convert to fraction form
    72,086.24/108,049.08 = 29,942.84/x
  3. Step 3: Cross multiply
    72,086.24x = 108,049.08 × 29,942.84
  4. Step 4: Simplify right side
    72,086.24x = 3,235,296,314.59
  5. Step 5: Solve for x
    x = 3,235,296,314.59/72,086.24
  6. Step 6: Final answer
    x = 44,880.91

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