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Finding the Fourth Proportional to 8,068, 12,102.61 and 2,224.56

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Solution

The fourth proportional to 8,068, 12,102.61 and 2,224.56 is: 3,337.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068 : 12,102.61 = 2,224.56 : x
  2. Step 2: Convert to fraction form
    8,068/12,102.61 = 2,224.56/x
  3. Step 3: Cross multiply
    8,068x = 12,102.61 × 2,224.56
  4. Step 4: Simplify right side
    8,068x = 26,922,982.10
  5. Step 5: Solve for x
    x = 26,922,982.10/8,068
  6. Step 6: Final answer
    x = 3,337.01

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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.