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Finding the Fourth Proportional to 11,771.16, 17,652.84 and 4,749.36

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Solution

The fourth proportional to 11,771.16, 17,652.84 and 4,749.36 is: 7,122.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.16 : 17,652.84 = 4,749.36 : x
  2. Step 2: Convert to fraction form
    11,771.16/17,652.84 = 4,749.36/x
  3. Step 3: Cross multiply
    11,771.16x = 17,652.84 × 4,749.36
  4. Step 4: Simplify right side
    11,771.16x = 83,839,692.18
  5. Step 5: Solve for x
    x = 83,839,692.18/11,771.16
  6. Step 6: Final answer
    x = 7,122.47

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