Home / 232,910.76-321,660.78-160,501.88

Finding the Fourth Proportional to 232,910.76, 321,660.78 and 160,501.88

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Solution

The fourth proportional to 232,910.76, 321,660.78 and 160,501.88 is: 221,660.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,910.76 : 321,660.78 = 160,501.88 : x
  2. Step 2: Convert to fraction form
    232,910.76/321,660.78 = 160,501.88/x
  3. Step 3: Cross multiply
    232,910.76x = 321,660.78 × 160,501.88
  4. Step 4: Simplify right side
    232,910.76x = 51,627,159,912.27
  5. Step 5: Solve for x
    x = 51,627,159,912.27/232,910.76
  6. Step 6: Final answer
    x = 221,660.69

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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.