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Finding the Fourth Proportional to 16,444.68, 22,693.32 and 8,992.68

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Solution

The fourth proportional to 16,444.68, 22,693.32 and 8,992.68 is: 12,409.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,444.68 : 22,693.32 = 8,992.68 : x
  2. Step 2: Convert to fraction form
    16,444.68/22,693.32 = 8,992.68/x
  3. Step 3: Cross multiply
    16,444.68x = 22,693.32 × 8,992.68
  4. Step 4: Simplify right side
    16,444.68x = 204,073,764.90
  5. Step 5: Solve for x
    x = 204,073,764.90/16,444.68
  6. Step 6: Final answer
    x = 12,409.71

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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.