Home / 232,919.94-321,440.91-130,977.49

Finding the Fourth Proportional to 232,919.94, 321,440.91 and 130,977.49

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Solution

The fourth proportional to 232,919.94, 321,440.91 and 130,977.49 is: 180,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,919.94 : 321,440.91 = 130,977.49 : x
  2. Step 2: Convert to fraction form
    232,919.94/321,440.91 = 130,977.49/x
  3. Step 3: Cross multiply
    232,919.94x = 321,440.91 × 130,977.49
  4. Step 4: Simplify right side
    232,919.94x = 42,101,523,575.12
  5. Step 5: Solve for x
    x = 42,101,523,575.12/232,919.94
  6. Step 6: Final answer
    x = 180,755.34

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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.