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Finding the Fourth Proportional to 38,494.44, 57,743.76 and 12,197.28

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Solution

The fourth proportional to 38,494.44, 57,743.76 and 12,197.28 is: 18,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,494.44 : 57,743.76 = 12,197.28 : x
  2. Step 2: Convert to fraction form
    38,494.44/57,743.76 = 12,197.28/x
  3. Step 3: Cross multiply
    38,494.44x = 57,743.76 × 12,197.28
  4. Step 4: Simplify right side
    38,494.44x = 704,316,808.97
  5. Step 5: Solve for x
    x = 704,316,808.97/38,494.44
  6. Step 6: Final answer
    x = 18,296.59

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