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Finding the Fourth Proportional to 106,664.36, 159,996.54 and 27,778.34

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Solution

The fourth proportional to 106,664.36, 159,996.54 and 27,778.34 is: 41,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,664.36 : 159,996.54 = 27,778.34 : x
  2. Step 2: Convert to fraction form
    106,664.36/159,996.54 = 27,778.34/x
  3. Step 3: Cross multiply
    106,664.36x = 159,996.54 × 27,778.34
  4. Step 4: Simplify right side
    106,664.36x = 4,444,438,286.94
  5. Step 5: Solve for x
    x = 4,444,438,286.94/106,664.36
  6. Step 6: Final answer
    x = 41,667.51

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