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Finding the Fourth Proportional to 113,857.40, 170,834.70 and 54,662.60

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Solution

The fourth proportional to 113,857.40, 170,834.70 and 54,662.60 is: 82,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,857.40 : 170,834.70 = 54,662.60 : x
  2. Step 2: Convert to fraction form
    113,857.40/170,834.70 = 54,662.60/x
  3. Step 3: Cross multiply
    113,857.40x = 170,834.70 × 54,662.60
  4. Step 4: Simplify right side
    113,857.40x = 9,338,268,872.22
  5. Step 5: Solve for x
    x = 9,338,268,872.22/113,857.40
  6. Step 6: Final answer
    x = 82,017.23

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