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Finding the Fourth Proportional to 47,633.21, 71,449.85 and 12,097.19

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Solution

The fourth proportional to 47,633.21, 71,449.85 and 12,097.19 is: 18,145.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,633.21 : 71,449.85 = 12,097.19 : x
  2. Step 2: Convert to fraction form
    47,633.21/71,449.85 = 12,097.19/x
  3. Step 3: Cross multiply
    47,633.21x = 71,449.85 × 12,097.19
  4. Step 4: Simplify right side
    47,633.21x = 864,341,993.19
  5. Step 5: Solve for x
    x = 864,341,993.19/47,633.21
  6. Step 6: Final answer
    x = 18,145.79

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