Home / 166,747.43-250,045.46-71,932.78

Finding the Fourth Proportional to 166,747.43, 250,045.46 and 71,932.78

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Solution

The fourth proportional to 166,747.43, 250,045.46 and 71,932.78 is: 107,866.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,747.43 : 250,045.46 = 71,932.78 : x
  2. Step 2: Convert to fraction form
    166,747.43/250,045.46 = 71,932.78/x
  3. Step 3: Cross multiply
    166,747.43x = 250,045.46 × 71,932.78
  4. Step 4: Simplify right side
    166,747.43x = 17,986,464,079.40
  5. Step 5: Solve for x
    x = 17,986,464,079.40/166,747.43
  6. Step 6: Final answer
    x = 107,866.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.