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Finding the Fourth Proportional to 130,466.91, 195,621.80 and 71,220.27

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Solution

The fourth proportional to 130,466.91, 195,621.80 and 71,220.27 is: 106,787.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,466.91 : 195,621.80 = 71,220.27 : x
  2. Step 2: Convert to fraction form
    130,466.91/195,621.80 = 71,220.27/x
  3. Step 3: Cross multiply
    130,466.91x = 195,621.80 × 71,220.27
  4. Step 4: Simplify right side
    130,466.91x = 13,932,237,057.78
  5. Step 5: Solve for x
    x = 13,932,237,057.78/130,466.91
  6. Step 6: Final answer
    x = 106,787.51

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