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Finding the Fourth Proportional to 82,912.62, 114,419.81 and 47,104.60

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Solution

The fourth proportional to 82,912.62, 114,419.81 and 47,104.60 is: 65,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,912.62 : 114,419.81 = 47,104.60 : x
  2. Step 2: Convert to fraction form
    82,912.62/114,419.81 = 47,104.60/x
  3. Step 3: Cross multiply
    82,912.62x = 114,419.81 × 47,104.60
  4. Step 4: Simplify right side
    82,912.62x = 5,389,698,574.50
  5. Step 5: Solve for x
    x = 5,389,698,574.50/82,912.62
  6. Step 6: Final answer
    x = 65,004.56

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