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Finding the Fourth Proportional to 16,662.20, 24,993.29 and 4,350.20

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Solution

The fourth proportional to 16,662.20, 24,993.29 and 4,350.20 is: 6,525.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,662.20 : 24,993.29 = 4,350.20 : x
  2. Step 2: Convert to fraction form
    16,662.20/24,993.29 = 4,350.20/x
  3. Step 3: Cross multiply
    16,662.20x = 24,993.29 × 4,350.20
  4. Step 4: Simplify right side
    16,662.20x = 108,725,663.44
  5. Step 5: Solve for x
    x = 108,725,663.44/16,662.20
  6. Step 6: Final answer
    x = 6,525.29

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Half scale
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Double scale
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Similar ratio
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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.