Home / 214,261.26-321,413.77-74,001.66

Finding the Fourth Proportional to 214,261.26, 321,413.77 and 74,001.66

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Solution

The fourth proportional to 214,261.26, 321,413.77 and 74,001.66 is: 111,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,261.26 : 321,413.77 = 74,001.66 : x
  2. Step 2: Convert to fraction form
    214,261.26/321,413.77 = 74,001.66/x
  3. Step 3: Cross multiply
    214,261.26x = 321,413.77 × 74,001.66
  4. Step 4: Simplify right side
    214,261.26x = 23,785,151,414.06
  5. Step 5: Solve for x
    x = 23,785,151,414.06/214,261.26
  6. Step 6: Final answer
    x = 111,010.04

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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.