Home / 233,213.76-321,805.44-132,613.92

Finding the Fourth Proportional to 233,213.76, 321,805.44 and 132,613.92

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Solution

The fourth proportional to 233,213.76, 321,805.44 and 132,613.92 is: 182,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,213.76 : 321,805.44 = 132,613.92 : x
  2. Step 2: Convert to fraction form
    233,213.76/321,805.44 = 132,613.92/x
  3. Step 3: Cross multiply
    233,213.76x = 321,805.44 × 132,613.92
  4. Step 4: Simplify right side
    233,213.76x = 42,675,880,875.72
  5. Step 5: Solve for x
    x = 42,675,880,875.72/233,213.76
  6. Step 6: Final answer
    x = 182,990.41

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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.