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Finding the Fourth Proportional to 7,951.56, 11,923.80 and 4,253.08

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Solution

The fourth proportional to 7,951.56, 11,923.80 and 4,253.08 is: 6,377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.56 : 11,923.80 = 4,253.08 : x
  2. Step 2: Convert to fraction form
    7,951.56/11,923.80 = 4,253.08/x
  3. Step 3: Cross multiply
    7,951.56x = 11,923.80 × 4,253.08
  4. Step 4: Simplify right side
    7,951.56x = 50,712,875.30
  5. Step 5: Solve for x
    x = 50,712,875.30/7,951.56
  6. Step 6: Final answer
    x = 6,377.73

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