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Finding the Fourth Proportional to 144,461.75, 216,691.97 and 39,280.41

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Solution

The fourth proportional to 144,461.75, 216,691.97 and 39,280.41 is: 58,920.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,461.75 : 216,691.97 = 39,280.41 : x
  2. Step 2: Convert to fraction form
    144,461.75/216,691.97 = 39,280.41/x
  3. Step 3: Cross multiply
    144,461.75x = 216,691.97 × 39,280.41
  4. Step 4: Simplify right side
    144,461.75x = 8,511,749,228.91
  5. Step 5: Solve for x
    x = 8,511,749,228.91/144,461.75
  6. Step 6: Final answer
    x = 58,920.44

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