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Finding the Fourth Proportional to 27,274.61, 40,911.92 and 7,552.73

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Solution

The fourth proportional to 27,274.61, 40,911.92 and 7,552.73 is: 11,329.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274.61 : 40,911.92 = 7,552.73 : x
  2. Step 2: Convert to fraction form
    27,274.61/40,911.92 = 7,552.73/x
  3. Step 3: Cross multiply
    27,274.61x = 40,911.92 × 7,552.73
  4. Step 4: Simplify right side
    27,274.61x = 308,996,443.22
  5. Step 5: Solve for x
    x = 308,996,443.22/27,274.61
  6. Step 6: Final answer
    x = 11,329.09

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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.