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Finding the Fourth Proportional to 27,072.92, 40,604.72 and 7,353.06

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Solution

The fourth proportional to 27,072.92, 40,604.72 and 7,353.06 is: 11,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.92 : 40,604.72 = 7,353.06 : x
  2. Step 2: Convert to fraction form
    27,072.92/40,604.72 = 7,353.06/x
  3. Step 3: Cross multiply
    27,072.92x = 40,604.72 × 7,353.06
  4. Step 4: Simplify right side
    27,072.92x = 298,568,905.68
  5. Step 5: Solve for x
    x = 298,568,905.68/27,072.92
  6. Step 6: Final answer
    x = 11,028.33

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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.