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Finding the Fourth Proportional to 16,160.99, 24,241.49 and 7,389.75

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Solution

The fourth proportional to 16,160.99, 24,241.49 and 7,389.75 is: 11,084.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,160.99 : 24,241.49 = 7,389.75 : x
  2. Step 2: Convert to fraction form
    16,160.99/24,241.49 = 7,389.75/x
  3. Step 3: Cross multiply
    16,160.99x = 24,241.49 × 7,389.75
  4. Step 4: Simplify right side
    16,160.99x = 179,138,550.73
  5. Step 5: Solve for x
    x = 179,138,550.73/16,160.99
  6. Step 6: Final answer
    x = 11,084.63

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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.