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Finding the Fourth Proportional to 114,629.80, 171,944.70 and 67,858.60

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Solution

The fourth proportional to 114,629.80, 171,944.70 and 67,858.60 is: 101,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,629.80 : 171,944.70 = 67,858.60 : x
  2. Step 2: Convert to fraction form
    114,629.80/171,944.70 = 67,858.60/x
  3. Step 3: Cross multiply
    114,629.80x = 171,944.70 × 67,858.60
  4. Step 4: Simplify right side
    114,629.80x = 11,667,926,619.42
  5. Step 5: Solve for x
    x = 11,667,926,619.42/114,629.80
  6. Step 6: Final answer
    x = 101,787.90

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