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Finding the Fourth Proportional to 76,976.08, 106,287.06 and 59,042.68

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Solution

The fourth proportional to 76,976.08, 106,287.06 and 59,042.68 is: 81,524.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,976.08 : 106,287.06 = 59,042.68 : x
  2. Step 2: Convert to fraction form
    76,976.08/106,287.06 = 59,042.68/x
  3. Step 3: Cross multiply
    76,976.08x = 106,287.06 × 59,042.68
  4. Step 4: Simplify right side
    76,976.08x = 6,275,472,871.72
  5. Step 5: Solve for x
    x = 6,275,472,871.72/76,976.08
  6. Step 6: Final answer
    x = 81,524.97

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