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Finding the Fourth Proportional to 172,735.33, 259,050.68 and 60,394.61

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Solution

The fourth proportional to 172,735.33, 259,050.68 and 60,394.61 is: 90,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,735.33 : 259,050.68 = 60,394.61 : x
  2. Step 2: Convert to fraction form
    172,735.33/259,050.68 = 60,394.61/x
  3. Step 3: Cross multiply
    172,735.33x = 259,050.68 × 60,394.61
  4. Step 4: Simplify right side
    172,735.33x = 15,645,264,788.83
  5. Step 5: Solve for x
    x = 15,645,264,788.83/172,735.33
  6. Step 6: Final answer
    x = 90,573.62

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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.