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Finding the Fourth Proportional to 9,847.20, 14,770.80 and 6,736.80

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Solution

The fourth proportional to 9,847.20, 14,770.80 and 6,736.80 is: 10,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847.20 : 14,770.80 = 6,736.80 : x
  2. Step 2: Convert to fraction form
    9,847.20/14,770.80 = 6,736.80/x
  3. Step 3: Cross multiply
    9,847.20x = 14,770.80 × 6,736.80
  4. Step 4: Simplify right side
    9,847.20x = 99,507,925.44
  5. Step 5: Solve for x
    x = 99,507,925.44/9,847.20
  6. Step 6: Final answer
    x = 10,105.20

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