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Finding the Fourth Proportional to 62,947.71, 86,867.78 and 34,653.42

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Solution

The fourth proportional to 62,947.71, 86,867.78 and 34,653.42 is: 47,821.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,947.71 : 86,867.78 = 34,653.42 : x
  2. Step 2: Convert to fraction form
    62,947.71/86,867.78 = 34,653.42/x
  3. Step 3: Cross multiply
    62,947.71x = 86,867.78 × 34,653.42
  4. Step 4: Simplify right side
    62,947.71x = 3,010,265,491.54
  5. Step 5: Solve for x
    x = 3,010,265,491.54/62,947.71
  6. Step 6: Final answer
    x = 47,821.68

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