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Finding the Fourth Proportional to 16,101.72, 24,149.61 and 6,739.20

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Solution

The fourth proportional to 16,101.72, 24,149.61 and 6,739.20 is: 10,107.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,101.72 : 24,149.61 = 6,739.20 : x
  2. Step 2: Convert to fraction form
    16,101.72/24,149.61 = 6,739.20/x
  3. Step 3: Cross multiply
    16,101.72x = 24,149.61 × 6,739.20
  4. Step 4: Simplify right side
    16,101.72x = 162,749,051.71
  5. Step 5: Solve for x
    x = 162,749,051.71/16,101.72
  6. Step 6: Final answer
    x = 10,107.56

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