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Finding the Fourth Proportional to 75,978.86, 113,932.50 and 44,398.02

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Solution

The fourth proportional to 75,978.86, 113,932.50 and 44,398.02 is: 66,576.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,978.86 : 113,932.50 = 44,398.02 : x
  2. Step 2: Convert to fraction form
    75,978.86/113,932.50 = 44,398.02/x
  3. Step 3: Cross multiply
    75,978.86x = 113,932.50 × 44,398.02
  4. Step 4: Simplify right side
    75,978.86x = 5,058,377,413.65
  5. Step 5: Solve for x
    x = 5,058,377,413.65/75,978.86
  6. Step 6: Final answer
    x = 66,576.12

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