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Finding the Fourth Proportional to 41,310.61, 61,965.78 and 11,728.47

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Solution

The fourth proportional to 41,310.61, 61,965.78 and 11,728.47 is: 17,592.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,310.61 : 61,965.78 = 11,728.47 : x
  2. Step 2: Convert to fraction form
    41,310.61/61,965.78 = 11,728.47/x
  3. Step 3: Cross multiply
    41,310.61x = 61,965.78 × 11,728.47
  4. Step 4: Simplify right side
    41,310.61x = 726,763,791.76
  5. Step 5: Solve for x
    x = 726,763,791.76/41,310.61
  6. Step 6: Final answer
    x = 17,592.67

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