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Finding the Fourth Proportional to 16,536.37, 22,820.37 and 8,982.79

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Solution

The fourth proportional to 16,536.37, 22,820.37 and 8,982.79 is: 12,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,536.37 : 22,820.37 = 8,982.79 : x
  2. Step 2: Convert to fraction form
    16,536.37/22,820.37 = 8,982.79/x
  3. Step 3: Cross multiply
    16,536.37x = 22,820.37 × 8,982.79
  4. Step 4: Simplify right side
    16,536.37x = 204,990,591.43
  5. Step 5: Solve for x
    x = 204,990,591.43/16,536.37
  6. Step 6: Final answer
    x = 12,396.35

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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.