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Finding the Fourth Proportional to 114,087.12, 170,988.12 and 54,906.90

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Solution

The fourth proportional to 114,087.12, 170,988.12 and 54,906.90 is: 82,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,087.12 : 170,988.12 = 54,906.90 : x
  2. Step 2: Convert to fraction form
    114,087.12/170,988.12 = 54,906.90/x
  3. Step 3: Cross multiply
    114,087.12x = 170,988.12 × 54,906.90
  4. Step 4: Simplify right side
    114,087.12x = 9,388,427,606.03
  5. Step 5: Solve for x
    x = 9,388,427,606.03/114,087.12
  6. Step 6: Final answer
    x = 82,291.74

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