Home / 214,480.86-321,723.76-64,722.44

Finding the Fourth Proportional to 214,480.86, 321,723.76 and 64,722.44

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Solution

The fourth proportional to 214,480.86, 321,723.76 and 64,722.44 is: 97,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,480.86 : 321,723.76 = 64,722.44 : x
  2. Step 2: Convert to fraction form
    214,480.86/321,723.76 = 64,722.44/x
  3. Step 3: Cross multiply
    214,480.86x = 321,723.76 × 64,722.44
  4. Step 4: Simplify right side
    214,480.86x = 20,822,747,608.05
  5. Step 5: Solve for x
    x = 20,822,747,608.05/214,480.86
  6. Step 6: Final answer
    x = 97,084.41

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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.