Home / 166,857.33-230,261.22-90,374.97

Finding the Fourth Proportional to 166,857.33, 230,261.22 and 90,374.97

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Solution

The fourth proportional to 166,857.33, 230,261.22 and 90,374.97 is: 124,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,857.33 : 230,261.22 = 90,374.97 : x
  2. Step 2: Convert to fraction form
    166,857.33/230,261.22 = 90,374.97/x
  3. Step 3: Cross multiply
    166,857.33x = 230,261.22 × 90,374.97
  4. Step 4: Simplify right side
    166,857.33x = 20,809,850,849.66
  5. Step 5: Solve for x
    x = 20,809,850,849.66/166,857.33
  6. Step 6: Final answer
    x = 124,716.43

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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.