Home / 232,928.93-321,434.47-130,958.70

Finding the Fourth Proportional to 232,928.93, 321,434.47 and 130,958.70

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Solution

The fourth proportional to 232,928.93, 321,434.47 and 130,958.70 is: 180,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,928.93 : 321,434.47 = 130,958.70 : x
  2. Step 2: Convert to fraction form
    232,928.93/321,434.47 = 130,958.70/x
  3. Step 3: Cross multiply
    232,928.93x = 321,434.47 × 130,958.70
  4. Step 4: Simplify right side
    232,928.93x = 42,094,640,326.39
  5. Step 5: Solve for x
    x = 42,094,640,326.39/232,928.93
  6. Step 6: Final answer
    x = 180,718.82

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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.