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Finding the Fourth Proportional to 16,369.20, 24,553.80 and 10,828.80

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Solution

The fourth proportional to 16,369.20, 24,553.80 and 10,828.80 is: 16,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,369.20 : 24,553.80 = 10,828.80 : x
  2. Step 2: Convert to fraction form
    16,369.20/24,553.80 = 10,828.80/x
  3. Step 3: Cross multiply
    16,369.20x = 24,553.80 × 10,828.80
  4. Step 4: Simplify right side
    16,369.20x = 265,888,189.44
  5. Step 5: Solve for x
    x = 265,888,189.44/16,369.20
  6. Step 6: Final answer
    x = 16,243.20

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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.