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Finding the Fourth Proportional to 22,493.92, 33,759.20 and 15,926.40

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Solution

The fourth proportional to 22,493.92, 33,759.20 and 15,926.40 is: 23,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,493.92 : 33,759.20 = 15,926.40 : x
  2. Step 2: Convert to fraction form
    22,493.92/33,759.20 = 15,926.40/x
  3. Step 3: Cross multiply
    22,493.92x = 33,759.20 × 15,926.40
  4. Step 4: Simplify right side
    22,493.92x = 537,662,522.88
  5. Step 5: Solve for x
    x = 537,662,522.88/22,493.92
  6. Step 6: Final answer
    x = 23,902.57

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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.