Home / 232,868.78-321,393.66-142,277.12

Finding the Fourth Proportional to 232,868.78, 321,393.66 and 142,277.12

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Solution

The fourth proportional to 232,868.78, 321,393.66 and 142,277.12 is: 196,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,868.78 : 321,393.66 = 142,277.12 : x
  2. Step 2: Convert to fraction form
    232,868.78/321,393.66 = 142,277.12/x
  3. Step 3: Cross multiply
    232,868.78x = 321,393.66 × 142,277.12
  4. Step 4: Simplify right side
    232,868.78x = 45,726,964,331.06
  5. Step 5: Solve for x
    x = 45,726,964,331.06/232,868.78
  6. Step 6: Final answer
    x = 196,363.65

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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.