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Finding the Fourth Proportional to 27,094.20, 40,645.08 and 8,375.76

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Solution

The fourth proportional to 27,094.20, 40,645.08 and 8,375.76 is: 12,564.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,094.20 : 40,645.08 = 8,375.76 : x
  2. Step 2: Convert to fraction form
    27,094.20/40,645.08 = 8,375.76/x
  3. Step 3: Cross multiply
    27,094.20x = 40,645.08 × 8,375.76
  4. Step 4: Simplify right side
    27,094.20x = 340,433,435.26
  5. Step 5: Solve for x
    x = 340,433,435.26/27,094.20
  6. Step 6: Final answer
    x = 12,564.81

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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.