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Finding the Fourth Proportional to 78,116.40, 117,096.84 and 44,796.24

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Solution

The fourth proportional to 78,116.40, 117,096.84 and 44,796.24 is: 67,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,116.40 : 117,096.84 = 44,796.24 : x
  2. Step 2: Convert to fraction form
    78,116.40/117,096.84 = 44,796.24/x
  3. Step 3: Cross multiply
    78,116.40x = 117,096.84 × 44,796.24
  4. Step 4: Simplify right side
    78,116.40x = 5,245,498,147.88
  5. Step 5: Solve for x
    x = 5,245,498,147.88/78,116.40
  6. Step 6: Final answer
    x = 67,149.77

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