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Finding the Fourth Proportional to 76,727.72, 115,046.18 and 29,925.96

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Solution

The fourth proportional to 76,727.72, 115,046.18 and 29,925.96 is: 44,871.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,727.72 : 115,046.18 = 29,925.96 : x
  2. Step 2: Convert to fraction form
    76,727.72/115,046.18 = 29,925.96/x
  3. Step 3: Cross multiply
    76,727.72x = 115,046.18 × 29,925.96
  4. Step 4: Simplify right side
    76,727.72x = 3,442,867,380.83
  5. Step 5: Solve for x
    x = 3,442,867,380.83/76,727.72
  6. Step 6: Final answer
    x = 44,871.23

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