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Finding the Fourth Proportional to 8,829, 12,183.66 and 4,849.92

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Solution

The fourth proportional to 8,829, 12,183.66 and 4,849.92 is: 6,692.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829 : 12,183.66 = 4,849.92 : x
  2. Step 2: Convert to fraction form
    8,829/12,183.66 = 4,849.92/x
  3. Step 3: Cross multiply
    8,829x = 12,183.66 × 4,849.92
  4. Step 4: Simplify right side
    8,829x = 59,089,776.31
  5. Step 5: Solve for x
    x = 59,089,776.31/8,829
  6. Step 6: Final answer
    x = 6,692.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.