Home / 232,834.96-321,338.88-129,479.46

Finding the Fourth Proportional to 232,834.96, 321,338.88 and 129,479.46

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Solution

The fourth proportional to 232,834.96, 321,338.88 and 129,479.46 is: 178,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,834.96 : 321,338.88 = 129,479.46 : x
  2. Step 2: Convert to fraction form
    232,834.96/321,338.88 = 129,479.46/x
  3. Step 3: Cross multiply
    232,834.96x = 321,338.88 × 129,479.46
  4. Step 4: Simplify right side
    232,834.96x = 41,606,784,659.40
  5. Step 5: Solve for x
    x = 41,606,784,659.40/232,834.96
  6. Step 6: Final answer
    x = 178,696.47

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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.