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Finding the Fourth Proportional to 10,662.76, 14,713.86 and 5,947.30

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Solution

The fourth proportional to 10,662.76, 14,713.86 and 5,947.30 is: 8,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,662.76 : 14,713.86 = 5,947.30 : x
  2. Step 2: Convert to fraction form
    10,662.76/14,713.86 = 5,947.30/x
  3. Step 3: Cross multiply
    10,662.76x = 14,713.86 × 5,947.30
  4. Step 4: Simplify right side
    10,662.76x = 87,507,739.58
  5. Step 5: Solve for x
    x = 87,507,739.58/10,662.76
  6. Step 6: Final answer
    x = 8,206.86

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