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Finding the Fourth Proportional to 34,191.78, 51,285.81 and 9,231.48

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Solution

The fourth proportional to 34,191.78, 51,285.81 and 9,231.48 is: 13,846.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,191.78 : 51,285.81 = 9,231.48 : x
  2. Step 2: Convert to fraction form
    34,191.78/51,285.81 = 9,231.48/x
  3. Step 3: Cross multiply
    34,191.78x = 51,285.81 × 9,231.48
  4. Step 4: Simplify right side
    34,191.78x = 473,443,929.30
  5. Step 5: Solve for x
    x = 473,443,929.30/34,191.78
  6. Step 6: Final answer
    x = 13,846.72

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