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Finding the Fourth Proportional to 16,162.49, 22,304.51 and 8,992.97

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Solution

The fourth proportional to 16,162.49, 22,304.51 and 8,992.97 is: 12,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162.49 : 22,304.51 = 8,992.97 : x
  2. Step 2: Convert to fraction form
    16,162.49/22,304.51 = 8,992.97/x
  3. Step 3: Cross multiply
    16,162.49x = 22,304.51 × 8,992.97
  4. Step 4: Simplify right side
    16,162.49x = 200,583,744.33
  5. Step 5: Solve for x
    x = 200,583,744.33/16,162.49
  6. Step 6: Final answer
    x = 12,410.45

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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.