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Finding the Fourth Proportional to 167,123.67, 250,560.83 and 100,548.20

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Solution

The fourth proportional to 167,123.67, 250,560.83 and 100,548.20 is: 150,747.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,123.67 : 250,560.83 = 100,548.20 : x
  2. Step 2: Convert to fraction form
    167,123.67/250,560.83 = 100,548.20/x
  3. Step 3: Cross multiply
    167,123.67x = 250,560.83 × 100,548.20
  4. Step 4: Simplify right side
    167,123.67x = 25,193,440,447.01
  5. Step 5: Solve for x
    x = 25,193,440,447.01/167,123.67
  6. Step 6: Final answer
    x = 150,747.29

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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.