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Finding the Fourth Proportional to 12,077.61, 18,113.13 and 3,310.44

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Solution

The fourth proportional to 12,077.61, 18,113.13 and 3,310.44 is: 4,964.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077.61 : 18,113.13 = 3,310.44 : x
  2. Step 2: Convert to fraction form
    12,077.61/18,113.13 = 3,310.44/x
  3. Step 3: Cross multiply
    12,077.61x = 18,113.13 × 3,310.44
  4. Step 4: Simplify right side
    12,077.61x = 59,962,430.08
  5. Step 5: Solve for x
    x = 59,962,430.08/12,077.61
  6. Step 6: Final answer
    x = 4,964.76

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