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Finding the Fourth Proportional to 66,096.91, 91,213.82 and 35,882.25

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Solution

The fourth proportional to 66,096.91, 91,213.82 and 35,882.25 is: 49,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,096.91 : 91,213.82 = 35,882.25 : x
  2. Step 2: Convert to fraction form
    66,096.91/91,213.82 = 35,882.25/x
  3. Step 3: Cross multiply
    66,096.91x = 91,213.82 × 35,882.25
  4. Step 4: Simplify right side
    66,096.91x = 3,272,957,092.70
  5. Step 5: Solve for x
    x = 3,272,957,092.70/66,096.91
  6. Step 6: Final answer
    x = 49,517.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.