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Finding the Fourth Proportional to 26,653.44, 36,786.24 and 15,481.92

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Solution

The fourth proportional to 26,653.44, 36,786.24 and 15,481.92 is: 21,367.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.44 : 36,786.24 = 15,481.92 : x
  2. Step 2: Convert to fraction form
    26,653.44/36,786.24 = 15,481.92/x
  3. Step 3: Cross multiply
    26,653.44x = 36,786.24 × 15,481.92
  4. Step 4: Simplify right side
    26,653.44x = 569,521,624.78
  5. Step 5: Solve for x
    x = 569,521,624.78/26,653.44
  6. Step 6: Final answer
    x = 21,367.66

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