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Finding the Fourth Proportional to 51,908.85, 71,479.67 and 48,141.08

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Solution

The fourth proportional to 51,908.85, 71,479.67 and 48,141.08 is: 66,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,908.85 : 71,479.67 = 48,141.08 : x
  2. Step 2: Convert to fraction form
    51,908.85/71,479.67 = 48,141.08/x
  3. Step 3: Cross multiply
    51,908.85x = 71,479.67 × 48,141.08
  4. Step 4: Simplify right side
    51,908.85x = 3,441,108,583.86
  5. Step 5: Solve for x
    x = 3,441,108,583.86/51,908.85
  6. Step 6: Final answer
    x = 66,291.37

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