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Finding the Fourth Proportional to 22,193, 33,312.30 and 17,315.96

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Solution

The fourth proportional to 22,193, 33,312.30 and 17,315.96 is: 25,991.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,193 : 33,312.30 = 17,315.96 : x
  2. Step 2: Convert to fraction form
    22,193/33,312.30 = 17,315.96/x
  3. Step 3: Cross multiply
    22,193x = 33,312.30 × 17,315.96
  4. Step 4: Simplify right side
    22,193x = 576,834,454.31
  5. Step 5: Solve for x
    x = 576,834,454.31/22,193
  6. Step 6: Final answer
    x = 25,991.73

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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.