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Finding the Fourth Proportional to 111,803.40, 167,713.20 and 67,334.40

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Solution

The fourth proportional to 111,803.40, 167,713.20 and 67,334.40 is: 101,006.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,803.40 : 167,713.20 = 67,334.40 : x
  2. Step 2: Convert to fraction form
    111,803.40/167,713.20 = 67,334.40/x
  3. Step 3: Cross multiply
    111,803.40x = 167,713.20 × 67,334.40
  4. Step 4: Simplify right side
    111,803.40x = 11,292,867,694.08
  5. Step 5: Solve for x
    x = 11,292,867,694.08/111,803.40
  6. Step 6: Final answer
    x = 101,006.48

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