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Finding the Fourth Proportional to 173,193.40, 259,799.10 and 84,522.52

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Solution

The fourth proportional to 173,193.40, 259,799.10 and 84,522.52 is: 126,788.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,193.40 : 259,799.10 = 84,522.52 : x
  2. Step 2: Convert to fraction form
    173,193.40/259,799.10 = 84,522.52/x
  3. Step 3: Cross multiply
    173,193.40x = 259,799.10 × 84,522.52
  4. Step 4: Simplify right side
    173,193.40x = 21,958,874,625.73
  5. Step 5: Solve for x
    x = 21,958,874,625.73/173,193.40
  6. Step 6: Final answer
    x = 126,788.17

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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.