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Finding the Fourth Proportional to 11,192.99, 16,786.44 and 5,920.83

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Solution

The fourth proportional to 11,192.99, 16,786.44 and 5,920.83 is: 8,879.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.99 : 16,786.44 = 5,920.83 : x
  2. Step 2: Convert to fraction form
    11,192.99/16,786.44 = 5,920.83/x
  3. Step 3: Cross multiply
    11,192.99x = 16,786.44 × 5,920.83
  4. Step 4: Simplify right side
    11,192.99x = 99,389,657.55
  5. Step 5: Solve for x
    x = 99,389,657.55/11,192.99
  6. Step 6: Final answer
    x = 8,879.64

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