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Finding the Fourth Proportional to 16,574.49, 24,859.31 and 5,481.54

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Solution

The fourth proportional to 16,574.49, 24,859.31 and 5,481.54 is: 8,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574.49 : 24,859.31 = 5,481.54 : x
  2. Step 2: Convert to fraction form
    16,574.49/24,859.31 = 5,481.54/x
  3. Step 3: Cross multiply
    16,574.49x = 24,859.31 × 5,481.54
  4. Step 4: Simplify right side
    16,574.49x = 136,267,274.73
  5. Step 5: Solve for x
    x = 136,267,274.73/16,574.49
  6. Step 6: Final answer
    x = 8,221.51

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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.