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Finding the Fourth Proportional to 221,789.64, 332,462.76 and 79,596.28

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Solution

The fourth proportional to 221,789.64, 332,462.76 and 79,596.28 is: 119,314.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,789.64 : 332,462.76 = 79,596.28 : x
  2. Step 2: Convert to fraction form
    221,789.64/332,462.76 = 79,596.28/x
  3. Step 3: Cross multiply
    221,789.64x = 332,462.76 × 79,596.28
  4. Step 4: Simplify right side
    221,789.64x = 26,462,798,934.53
  5. Step 5: Solve for x
    x = 26,462,798,934.53/221,789.64
  6. Step 6: Final answer
    x = 119,314.86

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