Home / 232,928.66-321,439.58-130,954.56

Finding the Fourth Proportional to 232,928.66, 321,439.58 and 130,954.56

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Solution

The fourth proportional to 232,928.66, 321,439.58 and 130,954.56 is: 180,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,928.66 : 321,439.58 = 130,954.56 : x
  2. Step 2: Convert to fraction form
    232,928.66/321,439.58 = 130,954.56/x
  3. Step 3: Cross multiply
    232,928.66x = 321,439.58 × 130,954.56
  4. Step 4: Simplify right side
    232,928.66x = 42,093,978,765.48
  5. Step 5: Solve for x
    x = 42,093,978,765.48/232,928.66
  6. Step 6: Final answer
    x = 180,716.18

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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.