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Finding the Fourth Proportional to 69,702.12, 96,195.20 and 39,494.79

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Solution

The fourth proportional to 69,702.12, 96,195.20 and 39,494.79 is: 54,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,702.12 : 96,195.20 = 39,494.79 : x
  2. Step 2: Convert to fraction form
    69,702.12/96,195.20 = 39,494.79/x
  3. Step 3: Cross multiply
    69,702.12x = 96,195.20 × 39,494.79
  4. Step 4: Simplify right side
    69,702.12x = 3,799,209,025.53
  5. Step 5: Solve for x
    x = 3,799,209,025.53/69,702.12
  6. Step 6: Final answer
    x = 54,506.36

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