Home / 233,221.91-321,817.60-147,148.43

Finding the Fourth Proportional to 233,221.91, 321,817.60 and 147,148.43

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Solution

The fourth proportional to 233,221.91, 321,817.60 and 147,148.43 is: 203,046.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,221.91 : 321,817.60 = 147,148.43 : x
  2. Step 2: Convert to fraction form
    233,221.91/321,817.60 = 147,148.43/x
  3. Step 3: Cross multiply
    233,221.91x = 321,817.60 × 147,148.43
  4. Step 4: Simplify right side
    233,221.91x = 47,354,952,609.41
  5. Step 5: Solve for x
    x = 47,354,952,609.41/233,221.91
  6. Step 6: Final answer
    x = 203,046.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.