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Finding the Fourth Proportional to 166,772.97, 250,206.21 and 67,003.22

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Solution

The fourth proportional to 166,772.97, 250,206.21 and 67,003.22 is: 100,523.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,772.97 : 250,206.21 = 67,003.22 : x
  2. Step 2: Convert to fraction form
    166,772.97/250,206.21 = 67,003.22/x
  3. Step 3: Cross multiply
    166,772.97x = 250,206.21 × 67,003.22
  4. Step 4: Simplify right side
    166,772.97x = 16,764,620,482.97
  5. Step 5: Solve for x
    x = 16,764,620,482.97/166,772.97
  6. Step 6: Final answer
    x = 100,523.61

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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.