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Finding the Fourth Proportional to 167,174.34, 250,825.50 and 100,662

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Solution

The fourth proportional to 167,174.34, 250,825.50 and 100,662 is: 151,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,174.34 : 250,825.50 = 100,662 : x
  2. Step 2: Convert to fraction form
    167,174.34/250,825.50 = 100,662/x
  3. Step 3: Cross multiply
    167,174.34x = 250,825.50 × 100,662
  4. Step 4: Simplify right side
    167,174.34x = 25,248,596,481
  5. Step 5: Solve for x
    x = 25,248,596,481/167,174.34
  6. Step 6: Final answer
    x = 151,031.53

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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.