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Finding the Fourth Proportional to 16,369.45, 24,564.94 and 8,979.10

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Solution

The fourth proportional to 16,369.45, 24,564.94 and 8,979.10 is: 13,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,369.45 : 24,564.94 = 8,979.10 : x
  2. Step 2: Convert to fraction form
    16,369.45/24,564.94 = 8,979.10/x
  3. Step 3: Cross multiply
    16,369.45x = 24,564.94 × 8,979.10
  4. Step 4: Simplify right side
    16,369.45x = 220,571,052.75
  5. Step 5: Solve for x
    x = 220,571,052.75/16,369.45
  6. Step 6: Final answer
    x = 13,474.55

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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.