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Finding the Fourth Proportional to 122,399.44, 168,816 and 88,534.96

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Solution

The fourth proportional to 122,399.44, 168,816 and 88,534.96 is: 122,109.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,399.44 : 168,816 = 88,534.96 : x
  2. Step 2: Convert to fraction form
    122,399.44/168,816 = 88,534.96/x
  3. Step 3: Cross multiply
    122,399.44x = 168,816 × 88,534.96
  4. Step 4: Simplify right side
    122,399.44x = 14,946,117,807.36
  5. Step 5: Solve for x
    x = 14,946,117,807.36/122,399.44
  6. Step 6: Final answer
    x = 122,109.36

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