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Finding the Fourth Proportional to 255,667.86, 352,833.66 and 142,491.42

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Solution

The fourth proportional to 255,667.86, 352,833.66 and 142,491.42 is: 196,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,667.86 : 352,833.66 = 142,491.42 : x
  2. Step 2: Convert to fraction form
    255,667.86/352,833.66 = 142,491.42/x
  3. Step 3: Cross multiply
    255,667.86x = 352,833.66 × 142,491.42
  4. Step 4: Simplify right side
    255,667.86x = 50,275,769,237.20
  5. Step 5: Solve for x
    x = 50,275,769,237.20/255,667.86
  6. Step 6: Final answer
    x = 196,644.85

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