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Finding the Fourth Proportional to 11,576.62, 17,364.93 and 2,811.47

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Solution

The fourth proportional to 11,576.62, 17,364.93 and 2,811.47 is: 4,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.62 : 17,364.93 = 2,811.47 : x
  2. Step 2: Convert to fraction form
    11,576.62/17,364.93 = 2,811.47/x
  3. Step 3: Cross multiply
    11,576.62x = 17,364.93 × 2,811.47
  4. Step 4: Simplify right side
    11,576.62x = 48,820,965.69
  5. Step 5: Solve for x
    x = 48,820,965.69/11,576.62
  6. Step 6: Final answer
    x = 4,217.21

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