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Finding the Fourth Proportional to 167,353.72, 251,042.12 and 67,514.76

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Solution

The fourth proportional to 167,353.72, 251,042.12 and 67,514.76 is: 101,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,353.72 : 251,042.12 = 67,514.76 : x
  2. Step 2: Convert to fraction form
    167,353.72/251,042.12 = 67,514.76/x
  3. Step 3: Cross multiply
    167,353.72x = 251,042.12 × 67,514.76
  4. Step 4: Simplify right side
    167,353.72x = 16,949,048,481.69
  5. Step 5: Solve for x
    x = 16,949,048,481.69/167,353.72
  6. Step 6: Final answer
    x = 101,276.80

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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.