Home / 232,992.75-321,523.61-131,015.57

Finding the Fourth Proportional to 232,992.75, 321,523.61 and 131,015.57

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Solution

The fourth proportional to 232,992.75, 321,523.61 and 131,015.57 is: 180,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,992.75 : 321,523.61 = 131,015.57 : x
  2. Step 2: Convert to fraction form
    232,992.75/321,523.61 = 131,015.57/x
  3. Step 3: Cross multiply
    232,992.75x = 321,523.61 × 131,015.57
  4. Step 4: Simplify right side
    232,992.75x = 42,124,599,032.61
  5. Step 5: Solve for x
    x = 42,124,599,032.61/232,992.75
  6. Step 6: Final answer
    x = 180,797.90

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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.