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Finding the Fourth Proportional to 17,832.62, 26,736.60 and 7,832.54

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Solution

The fourth proportional to 17,832.62, 26,736.60 and 7,832.54 is: 11,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,832.62 : 26,736.60 = 7,832.54 : x
  2. Step 2: Convert to fraction form
    17,832.62/26,736.60 = 7,832.54/x
  3. Step 3: Cross multiply
    17,832.62x = 26,736.60 × 7,832.54
  4. Step 4: Simplify right side
    17,832.62x = 209,415,488.96
  5. Step 5: Solve for x
    x = 209,415,488.96/17,832.62
  6. Step 6: Final answer
    x = 11,743.39

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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.