Home / 172,849.41-259,104.42-82,788.48

Finding the Fourth Proportional to 172,849.41, 259,104.42 and 82,788.48

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Solution

The fourth proportional to 172,849.41, 259,104.42 and 82,788.48 is: 124,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,849.41 : 259,104.42 = 82,788.48 : x
  2. Step 2: Convert to fraction form
    172,849.41/259,104.42 = 82,788.48/x
  3. Step 3: Cross multiply
    172,849.41x = 259,104.42 × 82,788.48
  4. Step 4: Simplify right side
    172,849.41x = 21,450,861,093.08
  5. Step 5: Solve for x
    x = 21,450,861,093.08/172,849.41
  6. Step 6: Final answer
    x = 124,101.44

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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.