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Finding the Fourth Proportional to 166,770.02, 250,201.80 and 67,000.28

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Solution

The fourth proportional to 166,770.02, 250,201.80 and 67,000.28 is: 100,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,770.02 : 250,201.80 = 67,000.28 : x
  2. Step 2: Convert to fraction form
    166,770.02/250,201.80 = 67,000.28/x
  3. Step 3: Cross multiply
    166,770.02x = 250,201.80 × 67,000.28
  4. Step 4: Simplify right side
    166,770.02x = 16,763,589,405.50
  5. Step 5: Solve for x
    x = 16,763,589,405.50/166,770.02
  6. Step 6: Final answer
    x = 100,519.20

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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.