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Finding the Fourth Proportional to 106,912.92, 147,537.60 and 59,163.44

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Solution

The fourth proportional to 106,912.92, 147,537.60 and 59,163.44 is: 81,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,912.92 : 147,537.60 = 59,163.44 : x
  2. Step 2: Convert to fraction form
    106,912.92/147,537.60 = 59,163.44/x
  3. Step 3: Cross multiply
    106,912.92x = 147,537.60 × 59,163.44
  4. Step 4: Simplify right side
    106,912.92x = 8,728,831,945.34
  5. Step 5: Solve for x
    x = 8,728,831,945.34/106,912.92
  6. Step 6: Final answer
    x = 81,644.31

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