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Finding the Fourth Proportional to 108,265.20, 162,323.88 and 57,671.79

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Solution

The fourth proportional to 108,265.20, 162,323.88 and 57,671.79 is: 86,468.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,265.20 : 162,323.88 = 57,671.79 : x
  2. Step 2: Convert to fraction form
    108,265.20/162,323.88 = 57,671.79/x
  3. Step 3: Cross multiply
    108,265.20x = 162,323.88 × 57,671.79
  4. Step 4: Simplify right side
    108,265.20x = 9,361,508,719.35
  5. Step 5: Solve for x
    x = 9,361,508,719.35/108,265.20
  6. Step 6: Final answer
    x = 86,468.31

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