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Finding the Fourth Proportional to 171,578.92, 257,402.76 and 59,263.24

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Solution

The fourth proportional to 171,578.92, 257,402.76 and 59,263.24 is: 88,906.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,578.92 : 257,402.76 = 59,263.24 : x
  2. Step 2: Convert to fraction form
    171,578.92/257,402.76 = 59,263.24/x
  3. Step 3: Cross multiply
    171,578.92x = 257,402.76 × 59,263.24
  4. Step 4: Simplify right side
    171,578.92x = 15,254,521,542.54
  5. Step 5: Solve for x
    x = 15,254,521,542.54/171,578.92
  6. Step 6: Final answer
    x = 88,906.73

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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.