Home / 166,773.15-230,147.33-90,293.09

Finding the Fourth Proportional to 166,773.15, 230,147.33 and 90,293.09

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Solution

The fourth proportional to 166,773.15, 230,147.33 and 90,293.09 is: 124,604.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,773.15 : 230,147.33 = 90,293.09 : x
  2. Step 2: Convert to fraction form
    166,773.15/230,147.33 = 90,293.09/x
  3. Step 3: Cross multiply
    166,773.15x = 230,147.33 × 90,293.09
  4. Step 4: Simplify right side
    166,773.15x = 20,780,711,978.75
  5. Step 5: Solve for x
    x = 20,780,711,978.75/166,773.15
  6. Step 6: Final answer
    x = 124,604.66

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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.