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Finding the Fourth Proportional to 8,170.01, 12,251.01 and 3,425.28

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Solution

The fourth proportional to 8,170.01, 12,251.01 and 3,425.28 is: 5,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.01 : 12,251.01 = 3,425.28 : x
  2. Step 2: Convert to fraction form
    8,170.01/12,251.01 = 3,425.28/x
  3. Step 3: Cross multiply
    8,170.01x = 12,251.01 × 3,425.28
  4. Step 4: Simplify right side
    8,170.01x = 41,963,139.53
  5. Step 5: Solve for x
    x = 41,963,139.53/8,170.01
  6. Step 6: Final answer
    x = 5,136.24

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1.5x scale

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.