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Finding the Fourth Proportional to 167,077.88, 250,558.48 and 67,212.20

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Solution

The fourth proportional to 167,077.88, 250,558.48 and 67,212.20 is: 100,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,077.88 : 250,558.48 = 67,212.20 : x
  2. Step 2: Convert to fraction form
    167,077.88/250,558.48 = 67,212.20/x
  3. Step 3: Cross multiply
    167,077.88x = 250,558.48 × 67,212.20
  4. Step 4: Simplify right side
    167,077.88x = 16,840,586,669.46
  5. Step 5: Solve for x
    x = 16,840,586,669.46/167,077.88
  6. Step 6: Final answer
    x = 100,794.83

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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.