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Finding the Fourth Proportional to 22,458.96, 33,694.20 and 9,306.96

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Solution

The fourth proportional to 22,458.96, 33,694.20 and 9,306.96 is: 13,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,458.96 : 33,694.20 = 9,306.96 : x
  2. Step 2: Convert to fraction form
    22,458.96/33,694.20 = 9,306.96/x
  3. Step 3: Cross multiply
    22,458.96x = 33,694.20 × 9,306.96
  4. Step 4: Simplify right side
    22,458.96x = 313,590,571.63
  5. Step 5: Solve for x
    x = 313,590,571.63/22,458.96
  6. Step 6: Final answer
    x = 13,962.83

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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.