Home / 235,338.11-324,768.77-127,908.41

Finding the Fourth Proportional to 235,338.11, 324,768.77 and 127,908.41

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Solution

The fourth proportional to 235,338.11, 324,768.77 and 127,908.41 is: 176,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,338.11 : 324,768.77 = 127,908.41 : x
  2. Step 2: Convert to fraction form
    235,338.11/324,768.77 = 127,908.41/x
  3. Step 3: Cross multiply
    235,338.11x = 324,768.77 × 127,908.41
  4. Step 4: Simplify right side
    235,338.11x = 41,540,654,724.97
  5. Step 5: Solve for x
    x = 41,540,654,724.97/235,338.11
  6. Step 6: Final answer
    x = 176,514.78

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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.