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Finding the Fourth Proportional to 27,857.51, 41,786.78 and 6,797.61

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Solution

The fourth proportional to 27,857.51, 41,786.78 and 6,797.61 is: 10,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,857.51 : 41,786.78 = 6,797.61 : x
  2. Step 2: Convert to fraction form
    27,857.51/41,786.78 = 6,797.61/x
  3. Step 3: Cross multiply
    27,857.51x = 41,786.78 × 6,797.61
  4. Step 4: Simplify right side
    27,857.51x = 284,050,199.61
  5. Step 5: Solve for x
    x = 284,050,199.61/27,857.51
  6. Step 6: Final answer
    x = 10,196.54

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