Home / 214,610.04-321,717.96-74,270.52

Finding the Fourth Proportional to 214,610.04, 321,717.96 and 74,270.52

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Solution

The fourth proportional to 214,610.04, 321,717.96 and 74,270.52 is: 111,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,610.04 : 321,717.96 = 74,270.52 : x
  2. Step 2: Convert to fraction form
    214,610.04/321,717.96 = 74,270.52/x
  3. Step 3: Cross multiply
    214,610.04x = 321,717.96 × 74,270.52
  4. Step 4: Simplify right side
    214,610.04x = 23,894,160,182.54
  5. Step 5: Solve for x
    x = 23,894,160,182.54/214,610.04
  6. Step 6: Final answer
    x = 111,337.57

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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.