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Finding the Fourth Proportional to 22,674.40, 33,944.40 and 16,856.80

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Solution

The fourth proportional to 22,674.40, 33,944.40 and 16,856.80 is: 25,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.40 : 33,944.40 = 16,856.80 : x
  2. Step 2: Convert to fraction form
    22,674.40/33,944.40 = 16,856.80/x
  3. Step 3: Cross multiply
    22,674.40x = 33,944.40 × 16,856.80
  4. Step 4: Simplify right side
    22,674.40x = 572,193,961.92
  5. Step 5: Solve for x
    x = 572,193,961.92/22,674.40
  6. Step 6: Final answer
    x = 25,235.24

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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.