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Finding the Fourth Proportional to 171,351.44, 257,143.44 and 60,543.44

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Solution

The fourth proportional to 171,351.44, 257,143.44 and 60,543.44 is: 90,856.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,351.44 : 257,143.44 = 60,543.44 : x
  2. Step 2: Convert to fraction form
    171,351.44/257,143.44 = 60,543.44/x
  3. Step 3: Cross multiply
    171,351.44x = 257,143.44 × 60,543.44
  4. Step 4: Simplify right side
    171,351.44x = 15,568,348,431.03
  5. Step 5: Solve for x
    x = 15,568,348,431.03/171,351.44
  6. Step 6: Final answer
    x = 90,856.25

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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.