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Finding the Fourth Proportional to 8,019.88, 12,031.11 and 2,473.22

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Solution

The fourth proportional to 8,019.88, 12,031.11 and 2,473.22 is: 3,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.88 : 12,031.11 = 2,473.22 : x
  2. Step 2: Convert to fraction form
    8,019.88/12,031.11 = 2,473.22/x
  3. Step 3: Cross multiply
    8,019.88x = 12,031.11 × 2,473.22
  4. Step 4: Simplify right side
    8,019.88x = 29,755,611.95
  5. Step 5: Solve for x
    x = 29,755,611.95/8,019.88
  6. Step 6: Final answer
    x = 3,710.23

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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.