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Finding the Fourth Proportional to 167,456.34, 251,192.72 and 67,604.07

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Solution

The fourth proportional to 167,456.34, 251,192.72 and 67,604.07 is: 101,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,456.34 : 251,192.72 = 67,604.07 : x
  2. Step 2: Convert to fraction form
    167,456.34/251,192.72 = 67,604.07/x
  3. Step 3: Cross multiply
    167,456.34x = 251,192.72 × 67,604.07
  4. Step 4: Simplify right side
    167,456.34x = 16,981,649,888.35
  5. Step 5: Solve for x
    x = 16,981,649,888.35/167,456.34
  6. Step 6: Final answer
    x = 101,409.42

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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.