Home / 166,723.52-250,132.12-66,953.79

Finding the Fourth Proportional to 166,723.52, 250,132.12 and 66,953.79

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Solution

The fourth proportional to 166,723.52, 250,132.12 and 66,953.79 is: 100,449.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,723.52 : 250,132.12 = 66,953.79 : x
  2. Step 2: Convert to fraction form
    166,723.52/250,132.12 = 66,953.79/x
  3. Step 3: Cross multiply
    166,723.52x = 250,132.12 × 66,953.79
  4. Step 4: Simplify right side
    166,723.52x = 16,747,293,267.35
  5. Step 5: Solve for x
    x = 16,747,293,267.35/166,723.52
  6. Step 6: Final answer
    x = 100,449.50

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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.