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Finding the Fourth Proportional to 123,912.08, 170,996.56 and 67,323.05

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Solution

The fourth proportional to 123,912.08, 170,996.56 and 67,323.05 is: 92,904.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,912.08 : 170,996.56 = 67,323.05 : x
  2. Step 2: Convert to fraction form
    123,912.08/170,996.56 = 67,323.05/x
  3. Step 3: Cross multiply
    123,912.08x = 170,996.56 × 67,323.05
  4. Step 4: Simplify right side
    123,912.08x = 11,512,009,958.71
  5. Step 5: Solve for x
    x = 11,512,009,958.71/123,912.08
  6. Step 6: Final answer
    x = 92,904.66

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