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Finding the Fourth Proportional to 22,474.66, 33,718.69 and 6,680.21

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Solution

The fourth proportional to 22,474.66, 33,718.69 and 6,680.21 is: 10,022.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474.66 : 33,718.69 = 6,680.21 : x
  2. Step 2: Convert to fraction form
    22,474.66/33,718.69 = 6,680.21/x
  3. Step 3: Cross multiply
    22,474.66x = 33,718.69 × 6,680.21
  4. Step 4: Simplify right side
    22,474.66x = 225,247,930.12
  5. Step 5: Solve for x
    x = 225,247,930.12/22,474.66
  6. Step 6: Final answer
    x = 10,022.31

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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.