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Finding the Fourth Proportional to 171,401.44, 257,063.28 and 60,593.44

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Solution

The fourth proportional to 171,401.44, 257,063.28 and 60,593.44 is: 90,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,401.44 : 257,063.28 = 60,593.44 : x
  2. Step 2: Convert to fraction form
    171,401.44/257,063.28 = 60,593.44/x
  3. Step 3: Cross multiply
    171,401.44x = 257,063.28 × 60,593.44
  4. Step 4: Simplify right side
    171,401.44x = 15,576,348,432.88
  5. Step 5: Solve for x
    x = 15,576,348,432.88/171,401.44
  6. Step 6: Final answer
    x = 90,876.42

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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.