Home / 166,923.75-230,354.88-91,472.25

Finding the Fourth Proportional to 166,923.75, 230,354.88 and 91,472.25

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Solution

The fourth proportional to 166,923.75, 230,354.88 and 91,472.25 is: 126,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,923.75 : 230,354.88 = 91,472.25 : x
  2. Step 2: Convert to fraction form
    166,923.75/230,354.88 = 91,472.25/x
  3. Step 3: Cross multiply
    166,923.75x = 230,354.88 × 91,472.25
  4. Step 4: Simplify right side
    166,923.75x = 21,071,079,172.08
  5. Step 5: Solve for x
    x = 21,071,079,172.08/166,923.75
  6. Step 6: Final answer
    x = 126,231.76

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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.