Home / 168,125.82-232,010.61-91,645.56

Finding the Fourth Proportional to 168,125.82, 232,010.61 and 91,645.56

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Solution

The fourth proportional to 168,125.82, 232,010.61 and 91,645.56 is: 126,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,125.82 : 232,010.61 = 91,645.56 : x
  2. Step 2: Convert to fraction form
    168,125.82/232,010.61 = 91,645.56/x
  3. Step 3: Cross multiply
    168,125.82x = 232,010.61 × 91,645.56
  4. Step 4: Simplify right side
    168,125.82x = 21,262,742,279.39
  5. Step 5: Solve for x
    x = 21,262,742,279.39/168,125.82
  6. Step 6: Final answer
    x = 126,469.23

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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.