Home / 232,983.76-321,515.94-132,381.76

Finding the Fourth Proportional to 232,983.76, 321,515.94 and 132,381.76

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Solution

The fourth proportional to 232,983.76, 321,515.94 and 132,381.76 is: 182,685.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,983.76 : 321,515.94 = 132,381.76 : x
  2. Step 2: Convert to fraction form
    232,983.76/321,515.94 = 132,381.76/x
  3. Step 3: Cross multiply
    232,983.76x = 321,515.94 × 132,381.76
  4. Step 4: Simplify right side
    232,983.76x = 42,562,846,005.25
  5. Step 5: Solve for x
    x = 42,562,846,005.25/232,983.76
  6. Step 6: Final answer
    x = 182,685.89

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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.