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Finding the Fourth Proportional to 16,540.46, 22,825.73 and 8,986.73

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Solution

The fourth proportional to 16,540.46, 22,825.73 and 8,986.73 is: 12,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.46 : 22,825.73 = 8,986.73 : x
  2. Step 2: Convert to fraction form
    16,540.46/22,825.73 = 8,986.73/x
  3. Step 3: Cross multiply
    16,540.46x = 22,825.73 × 8,986.73
  4. Step 4: Simplify right side
    16,540.46x = 205,128,752.09
  5. Step 5: Solve for x
    x = 205,128,752.09/16,540.46
  6. Step 6: Final answer
    x = 12,401.64

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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.