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Finding the Fourth Proportional to 6,867.03, 9,469.56 and 6,108.42

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Solution

The fourth proportional to 6,867.03, 9,469.56 and 6,108.42 is: 8,423.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.03 : 9,469.56 = 6,108.42 : x
  2. Step 2: Convert to fraction form
    6,867.03/9,469.56 = 6,108.42/x
  3. Step 3: Cross multiply
    6,867.03x = 9,469.56 × 6,108.42
  4. Step 4: Simplify right side
    6,867.03x = 57,844,049.70
  5. Step 5: Solve for x
    x = 57,844,049.70/6,867.03
  6. Step 6: Final answer
    x = 8,423.45

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1.5x scale

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.