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Finding the Fourth Proportional to 8,151.03, 12,218.04 and 3,473.28

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Solution

The fourth proportional to 8,151.03, 12,218.04 and 3,473.28 is: 5,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151.03 : 12,218.04 = 3,473.28 : x
  2. Step 2: Convert to fraction form
    8,151.03/12,218.04 = 3,473.28/x
  3. Step 3: Cross multiply
    8,151.03x = 12,218.04 × 3,473.28
  4. Step 4: Simplify right side
    8,151.03x = 42,436,673.97
  5. Step 5: Solve for x
    x = 42,436,673.97/8,151.03
  6. Step 6: Final answer
    x = 5,206.30

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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.