Home / 172,514.76-258,690.12-60,181.38

Finding the Fourth Proportional to 172,514.76, 258,690.12 and 60,181.38

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Solution

The fourth proportional to 172,514.76, 258,690.12 and 60,181.38 is: 90,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,514.76 : 258,690.12 = 60,181.38 : x
  2. Step 2: Convert to fraction form
    172,514.76/258,690.12 = 60,181.38/x
  3. Step 3: Cross multiply
    172,514.76x = 258,690.12 × 60,181.38
  4. Step 4: Simplify right side
    172,514.76x = 15,568,328,413.97
  5. Step 5: Solve for x
    x = 15,568,328,413.97/172,514.76
  6. Step 6: Final answer
    x = 90,243.46

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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.