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Finding the Fourth Proportional to 84,951.16, 117,238.26 and 56,221.24

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Solution

The fourth proportional to 84,951.16, 117,238.26 and 56,221.24 is: 77,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,951.16 : 117,238.26 = 56,221.24 : x
  2. Step 2: Convert to fraction form
    84,951.16/117,238.26 = 56,221.24/x
  3. Step 3: Cross multiply
    84,951.16x = 117,238.26 × 56,221.24
  4. Step 4: Simplify right side
    84,951.16x = 6,591,280,352.64
  5. Step 5: Solve for x
    x = 6,591,280,352.64/84,951.16
  6. Step 6: Final answer
    x = 77,589.06

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