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Finding the Fourth Proportional to 68,040.86, 93,881.89 and 41,178.02

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Solution

The fourth proportional to 68,040.86, 93,881.89 and 41,178.02 is: 56,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,040.86 : 93,881.89 = 41,178.02 : x
  2. Step 2: Convert to fraction form
    68,040.86/93,881.89 = 41,178.02/x
  3. Step 3: Cross multiply
    68,040.86x = 93,881.89 × 41,178.02
  4. Step 4: Simplify right side
    68,040.86x = 3,865,870,475.82
  5. Step 5: Solve for x
    x = 3,865,870,475.82/68,040.86
  6. Step 6: Final answer
    x = 56,816.89

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