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Finding the Fourth Proportional to 5,800.61, 8,716.17 and 3,169.83

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Solution

The fourth proportional to 5,800.61, 8,716.17 and 3,169.83 is: 4,763.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.61 : 8,716.17 = 3,169.83 : x
  2. Step 2: Convert to fraction form
    5,800.61/8,716.17 = 3,169.83/x
  3. Step 3: Cross multiply
    5,800.61x = 8,716.17 × 3,169.83
  4. Step 4: Simplify right side
    5,800.61x = 27,628,821.72
  5. Step 5: Solve for x
    x = 27,628,821.72/5,800.61
  6. Step 6: Final answer
    x = 4,763.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.