Home / 235,441.14-324,908.33-128,010.92

Finding the Fourth Proportional to 235,441.14, 324,908.33 and 128,010.92

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Solution

The fourth proportional to 235,441.14, 324,908.33 and 128,010.92 is: 176,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,441.14 : 324,908.33 = 128,010.92 : x
  2. Step 2: Convert to fraction form
    235,441.14/324,908.33 = 128,010.92/x
  3. Step 3: Cross multiply
    235,441.14x = 324,908.33 × 128,010.92
  4. Step 4: Simplify right side
    235,441.14x = 41,591,814,335.16
  5. Step 5: Solve for x
    x = 41,591,814,335.16/235,441.14
  6. Step 6: Final answer
    x = 176,654.83

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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.