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Finding the Fourth Proportional to 27,195.54, 40,793.78 and 7,473.99

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Solution

The fourth proportional to 27,195.54, 40,793.78 and 7,473.99 is: 11,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,195.54 : 40,793.78 = 7,473.99 : x
  2. Step 2: Convert to fraction form
    27,195.54/40,793.78 = 7,473.99/x
  3. Step 3: Cross multiply
    27,195.54x = 40,793.78 × 7,473.99
  4. Step 4: Simplify right side
    27,195.54x = 304,892,303.78
  5. Step 5: Solve for x
    x = 304,892,303.78/27,195.54
  6. Step 6: Final answer
    x = 11,211.11

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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.