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Finding the Fourth Proportional to 221,960.48, 332,973.87 and 81,708.44

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Solution

The fourth proportional to 221,960.48, 332,973.87 and 81,708.44 is: 122,574.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,960.48 : 332,973.87 = 81,708.44 : x
  2. Step 2: Convert to fraction form
    221,960.48/332,973.87 = 81,708.44/x
  3. Step 3: Cross multiply
    221,960.48x = 332,973.87 × 81,708.44
  4. Step 4: Simplify right side
    221,960.48x = 27,206,775,478.46
  5. Step 5: Solve for x
    x = 27,206,775,478.46/221,960.48
  6. Step 6: Final answer
    x = 122,574.86

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