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Finding the Fourth Proportional to 17,883.43, 26,825.71 and 8,524.47

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Solution

The fourth proportional to 17,883.43, 26,825.71 and 8,524.47 is: 12,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,883.43 : 26,825.71 = 8,524.47 : x
  2. Step 2: Convert to fraction form
    17,883.43/26,825.71 = 8,524.47/x
  3. Step 3: Cross multiply
    17,883.43x = 26,825.71 × 8,524.47
  4. Step 4: Simplify right side
    17,883.43x = 228,674,914.37
  5. Step 5: Solve for x
    x = 228,674,914.37/17,883.43
  6. Step 6: Final answer
    x = 12,786.97

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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.