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Finding the Fourth Proportional to 16,369.44, 24,564.90 and 8,979.08

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Solution

The fourth proportional to 16,369.44, 24,564.90 and 8,979.08 is: 13,474.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,369.44 : 24,564.90 = 8,979.08 : x
  2. Step 2: Convert to fraction form
    16,369.44/24,564.90 = 8,979.08/x
  3. Step 3: Cross multiply
    16,369.44x = 24,564.90 × 8,979.08
  4. Step 4: Simplify right side
    16,369.44x = 220,570,202.29
  5. Step 5: Solve for x
    x = 220,570,202.29/16,369.44
  6. Step 6: Final answer
    x = 13,474.51

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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.