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Finding the Fourth Proportional to 68,067.44, 102,106.04 and 18,147.28

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Solution

The fourth proportional to 68,067.44, 102,106.04 and 18,147.28 is: 27,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,067.44 : 102,106.04 = 18,147.28 : x
  2. Step 2: Convert to fraction form
    68,067.44/102,106.04 = 18,147.28/x
  3. Step 3: Cross multiply
    68,067.44x = 102,106.04 × 18,147.28
  4. Step 4: Simplify right side
    68,067.44x = 1,852,946,897.57
  5. Step 5: Solve for x
    x = 1,852,946,897.57/68,067.44
  6. Step 6: Final answer
    x = 27,222.22

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