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Finding the Fourth Proportional to 11,333.36, 16,993.08 and 3,934.64

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Solution

The fourth proportional to 11,333.36, 16,993.08 and 3,934.64 is: 5,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.36 : 16,993.08 = 3,934.64 : x
  2. Step 2: Convert to fraction form
    11,333.36/16,993.08 = 3,934.64/x
  3. Step 3: Cross multiply
    11,333.36x = 16,993.08 × 3,934.64
  4. Step 4: Simplify right side
    11,333.36x = 66,861,652.29
  5. Step 5: Solve for x
    x = 66,861,652.29/11,333.36
  6. Step 6: Final answer
    x = 5,899.54

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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.