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Finding the Fourth Proportional to 173,414.88, 259,850.16 and 103,255.92

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Solution

The fourth proportional to 173,414.88, 259,850.16 and 103,255.92 is: 154,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,414.88 : 259,850.16 = 103,255.92 : x
  2. Step 2: Convert to fraction form
    173,414.88/259,850.16 = 103,255.92/x
  3. Step 3: Cross multiply
    173,414.88x = 259,850.16 × 103,255.92
  4. Step 4: Simplify right side
    173,414.88x = 26,831,067,332.95
  5. Step 5: Solve for x
    x = 26,831,067,332.95/173,414.88
  6. Step 6: Final answer
    x = 154,721.83

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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.