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Finding the Fourth Proportional to 173,100.92, 259,625.39 and 54,756.88

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Solution

The fourth proportional to 173,100.92, 259,625.39 and 54,756.88 is: 82,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,100.92 : 259,625.39 = 54,756.88 : x
  2. Step 2: Convert to fraction form
    173,100.92/259,625.39 = 54,756.88/x
  3. Step 3: Cross multiply
    173,100.92x = 259,625.39 × 54,756.88
  4. Step 4: Simplify right side
    173,100.92x = 14,216,274,753.27
  5. Step 5: Solve for x
    x = 14,216,274,753.27/173,100.92
  6. Step 6: Final answer
    x = 82,127.09

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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.