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Finding the Fourth Proportional to 16,614.65, 24,926.79 and 5,369.75

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Solution

The fourth proportional to 16,614.65, 24,926.79 and 5,369.75 is: 8,056.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,614.65 : 24,926.79 = 5,369.75 : x
  2. Step 2: Convert to fraction form
    16,614.65/24,926.79 = 5,369.75/x
  3. Step 3: Cross multiply
    16,614.65x = 24,926.79 × 5,369.75
  4. Step 4: Simplify right side
    16,614.65x = 133,850,630.60
  5. Step 5: Solve for x
    x = 133,850,630.60/16,614.65
  6. Step 6: Final answer
    x = 8,056.18

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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.