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Finding the Fourth Proportional to 24,489.72, 33,789.90 and 15,533.97

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Solution

The fourth proportional to 24,489.72, 33,789.90 and 15,533.97 is: 21,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,489.72 : 33,789.90 = 15,533.97 : x
  2. Step 2: Convert to fraction form
    24,489.72/33,789.90 = 15,533.97/x
  3. Step 3: Cross multiply
    24,489.72x = 33,789.90 × 15,533.97
  4. Step 4: Simplify right side
    24,489.72x = 524,891,292.90
  5. Step 5: Solve for x
    x = 524,891,292.90/24,489.72
  6. Step 6: Final answer
    x = 21,433.13

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