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Finding the Fourth Proportional to 11,772.86, 17,653.80 and 5,200.94

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Solution

The fourth proportional to 11,772.86, 17,653.80 and 5,200.94 is: 7,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772.86 : 17,653.80 = 5,200.94 : x
  2. Step 2: Convert to fraction form
    11,772.86/17,653.80 = 5,200.94/x
  3. Step 3: Cross multiply
    11,772.86x = 17,653.80 × 5,200.94
  4. Step 4: Simplify right side
    11,772.86x = 91,816,354.57
  5. Step 5: Solve for x
    x = 91,816,354.57/11,772.86
  6. Step 6: Final answer
    x = 7,798.98

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