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Finding the Fourth Proportional to 22,495.87, 33,747.92 and 11,257.09

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Solution

The fourth proportional to 22,495.87, 33,747.92 and 11,257.09 is: 16,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,495.87 : 33,747.92 = 11,257.09 : x
  2. Step 2: Convert to fraction form
    22,495.87/33,747.92 = 11,257.09/x
  3. Step 3: Cross multiply
    22,495.87x = 33,747.92 × 11,257.09
  4. Step 4: Simplify right side
    22,495.87x = 379,903,372.75
  5. Step 5: Solve for x
    x = 379,903,372.75/22,495.87
  6. Step 6: Final answer
    x = 16,887.69

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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.