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Finding the Fourth Proportional to 167,251.98, 250,807.20 and 67,385.34

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Solution

The fourth proportional to 167,251.98, 250,807.20 and 67,385.34 is: 101,049.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,251.98 : 250,807.20 = 67,385.34 : x
  2. Step 2: Convert to fraction form
    167,251.98/250,807.20 = 67,385.34/x
  3. Step 3: Cross multiply
    167,251.98x = 250,807.20 × 67,385.34
  4. Step 4: Simplify right side
    167,251.98x = 16,900,728,446.45
  5. Step 5: Solve for x
    x = 16,900,728,446.45/167,251.98
  6. Step 6: Final answer
    x = 101,049.50

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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.