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Finding the Fourth Proportional to 9,755.55, 14,634.86 and 3,180.21

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Solution

The fourth proportional to 9,755.55, 14,634.86 and 3,180.21 is: 4,770.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.55 : 14,634.86 = 3,180.21 : x
  2. Step 2: Convert to fraction form
    9,755.55/14,634.86 = 3,180.21/x
  3. Step 3: Cross multiply
    9,755.55x = 14,634.86 × 3,180.21
  4. Step 4: Simplify right side
    9,755.55x = 46,541,928.12
  5. Step 5: Solve for x
    x = 46,541,928.12/9,755.55
  6. Step 6: Final answer
    x = 4,770.82

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