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Finding the Fourth Proportional to 22,579.39, 33,889.88 and 11,494

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Solution

The fourth proportional to 22,579.39, 33,889.88 and 11,494 is: 17,251.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579.39 : 33,889.88 = 11,494 : x
  2. Step 2: Convert to fraction form
    22,579.39/33,889.88 = 11,494/x
  3. Step 3: Cross multiply
    22,579.39x = 33,889.88 × 11,494
  4. Step 4: Simplify right side
    22,579.39x = 389,530,280.72
  5. Step 5: Solve for x
    x = 389,530,280.72/22,579.39
  6. Step 6: Final answer
    x = 17,251.59

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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.