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Finding the Fourth Proportional to 140,993.10, 194,503.41 and 84,393.54

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Solution

The fourth proportional to 140,993.10, 194,503.41 and 84,393.54 is: 116,422.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,993.10 : 194,503.41 = 84,393.54 : x
  2. Step 2: Convert to fraction form
    140,993.10/194,503.41 = 84,393.54/x
  3. Step 3: Cross multiply
    140,993.10x = 194,503.41 × 84,393.54
  4. Step 4: Simplify right side
    140,993.10x = 16,414,831,311.97
  5. Step 5: Solve for x
    x = 16,414,831,311.97/140,993.10
  6. Step 6: Final answer
    x = 116,422.94

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