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Finding the Fourth Proportional to 173,067.88, 259,636.56 and 73,227.64

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Solution

The fourth proportional to 173,067.88, 259,636.56 and 73,227.64 is: 109,856.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,067.88 : 259,636.56 = 73,227.64 : x
  2. Step 2: Convert to fraction form
    173,067.88/259,636.56 = 73,227.64/x
  3. Step 3: Cross multiply
    173,067.88x = 259,636.56 × 73,227.64
  4. Step 4: Simplify right side
    173,067.88x = 19,012,572,546.52
  5. Step 5: Solve for x
    x = 19,012,572,546.52/173,067.88
  6. Step 6: Final answer
    x = 109,856.16

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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.