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Finding the Fourth Proportional to 18,183.96, 27,274.98 and 5,871

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Solution

The fourth proportional to 18,183.96, 27,274.98 and 5,871 is: 8,806.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.96 : 27,274.98 = 5,871 : x
  2. Step 2: Convert to fraction form
    18,183.96/27,274.98 = 5,871/x
  3. Step 3: Cross multiply
    18,183.96x = 27,274.98 × 5,871
  4. Step 4: Simplify right side
    18,183.96x = 160,131,407.58
  5. Step 5: Solve for x
    x = 160,131,407.58/18,183.96
  6. Step 6: Final answer
    x = 8,806.19

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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.