Home / 214,619.93-321,711.19-96,259.49

Finding the Fourth Proportional to 214,619.93, 321,711.19 and 96,259.49

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Solution

The fourth proportional to 214,619.93, 321,711.19 and 96,259.49 is: 144,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,619.93 : 321,711.19 = 96,259.49 : x
  2. Step 2: Convert to fraction form
    214,619.93/321,711.19 = 96,259.49/x
  3. Step 3: Cross multiply
    214,619.93x = 321,711.19 × 96,259.49
  4. Step 4: Simplify right side
    214,619.93x = 30,967,755,076.69
  5. Step 5: Solve for x
    x = 30,967,755,076.69/214,619.93
  6. Step 6: Final answer
    x = 144,291.14

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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.