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Finding the Fourth Proportional to 10,974.33, 16,458.54 and 3,076.40

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Solution

The fourth proportional to 10,974.33, 16,458.54 and 3,076.40 is: 4,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.33 : 16,458.54 = 3,076.40 : x
  2. Step 2: Convert to fraction form
    10,974.33/16,458.54 = 3,076.40/x
  3. Step 3: Cross multiply
    10,974.33x = 16,458.54 × 3,076.40
  4. Step 4: Simplify right side
    10,974.33x = 50,633,052.46
  5. Step 5: Solve for x
    x = 50,633,052.46/10,974.33
  6. Step 6: Final answer
    x = 4,613.77

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