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Finding the Fourth Proportional to 62,648.84, 86,371.76 and 49,770.84

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Solution

The fourth proportional to 62,648.84, 86,371.76 and 49,770.84 is: 68,617.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,648.84 : 86,371.76 = 49,770.84 : x
  2. Step 2: Convert to fraction form
    62,648.84/86,371.76 = 49,770.84/x
  3. Step 3: Cross multiply
    62,648.84x = 86,371.76 × 49,770.84
  4. Step 4: Simplify right side
    62,648.84x = 4,298,794,798.62
  5. Step 5: Solve for x
    x = 4,298,794,798.62/62,648.84
  6. Step 6: Final answer
    x = 68,617.31

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