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Finding the Fourth Proportional to 11,936.56, 17,902.14 and 4,538.38

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Solution

The fourth proportional to 11,936.56, 17,902.14 and 4,538.38 is: 6,806.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.56 : 17,902.14 = 4,538.38 : x
  2. Step 2: Convert to fraction form
    11,936.56/17,902.14 = 4,538.38/x
  3. Step 3: Cross multiply
    11,936.56x = 17,902.14 × 4,538.38
  4. Step 4: Simplify right side
    11,936.56x = 81,246,714.13
  5. Step 5: Solve for x
    x = 81,246,714.13/11,936.56
  6. Step 6: Final answer
    x = 6,806.54

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