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Finding the Fourth Proportional to 84,249.56, 126,371.89 and 34,317.30

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Solution

The fourth proportional to 84,249.56, 126,371.89 and 34,317.30 is: 51,474.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,249.56 : 126,371.89 = 34,317.30 : x
  2. Step 2: Convert to fraction form
    84,249.56/126,371.89 = 34,317.30/x
  3. Step 3: Cross multiply
    84,249.56x = 126,371.89 × 34,317.30
  4. Step 4: Simplify right side
    84,249.56x = 4,336,742,060.70
  5. Step 5: Solve for x
    x = 4,336,742,060.70/84,249.56
  6. Step 6: Final answer
    x = 51,474.95

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