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Finding the Fourth Proportional to 17,789.88, 24,549.90 and 9,832.44

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Solution

The fourth proportional to 17,789.88, 24,549.90 and 9,832.44 is: 13,568.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.88 : 24,549.90 = 9,832.44 : x
  2. Step 2: Convert to fraction form
    17,789.88/24,549.90 = 9,832.44/x
  3. Step 3: Cross multiply
    17,789.88x = 24,549.90 × 9,832.44
  4. Step 4: Simplify right side
    17,789.88x = 241,385,418.76
  5. Step 5: Solve for x
    x = 241,385,418.76/17,789.88
  6. Step 6: Final answer
    x = 13,568.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.