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Finding the Fourth Proportional to 12,042.85, 16,619.61 and 6,737.55

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Solution

The fourth proportional to 12,042.85, 16,619.61 and 6,737.55 is: 9,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.85 : 16,619.61 = 6,737.55 : x
  2. Step 2: Convert to fraction form
    12,042.85/16,619.61 = 6,737.55/x
  3. Step 3: Cross multiply
    12,042.85x = 16,619.61 × 6,737.55
  4. Step 4: Simplify right side
    12,042.85x = 111,975,499.68
  5. Step 5: Solve for x
    x = 111,975,499.68/12,042.85
  6. Step 6: Final answer
    x = 9,298.09

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