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Finding the Fourth Proportional to 69,139.52, 103,687.64 and 22,382.72

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Solution

The fourth proportional to 69,139.52, 103,687.64 and 22,382.72 is: 33,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,139.52 : 103,687.64 = 22,382.72 : x
  2. Step 2: Convert to fraction form
    69,139.52/103,687.64 = 22,382.72/x
  3. Step 3: Cross multiply
    69,139.52x = 103,687.64 × 22,382.72
  4. Step 4: Simplify right side
    69,139.52x = 2,320,811,413.58
  5. Step 5: Solve for x
    x = 2,320,811,413.58/69,139.52
  6. Step 6: Final answer
    x = 33,567.07

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