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Finding the Fourth Proportional to 17,486.14, 24,123.17 and 11,818.82

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Solution

The fourth proportional to 17,486.14, 24,123.17 and 11,818.82 is: 16,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486.14 : 24,123.17 = 11,818.82 : x
  2. Step 2: Convert to fraction form
    17,486.14/24,123.17 = 11,818.82/x
  3. Step 3: Cross multiply
    17,486.14x = 24,123.17 × 11,818.82
  4. Step 4: Simplify right side
    17,486.14x = 285,107,224.35
  5. Step 5: Solve for x
    x = 285,107,224.35/17,486.14
  6. Step 6: Final answer
    x = 16,304.76

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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.