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Finding the Fourth Proportional to 69,311.84, 95,650.34 and 37,480.73

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Solution

The fourth proportional to 69,311.84, 95,650.34 and 37,480.73 is: 51,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,311.84 : 95,650.34 = 37,480.73 : x
  2. Step 2: Convert to fraction form
    69,311.84/95,650.34 = 37,480.73/x
  3. Step 3: Cross multiply
    69,311.84x = 95,650.34 × 37,480.73
  4. Step 4: Simplify right side
    69,311.84x = 3,585,043,902.29
  5. Step 5: Solve for x
    x = 3,585,043,902.29/69,311.84
  6. Step 6: Final answer
    x = 51,723.40

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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.