Home / 166,736.46-250,151.52-66,966.72

Finding the Fourth Proportional to 166,736.46, 250,151.52 and 66,966.72

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Solution

The fourth proportional to 166,736.46, 250,151.52 and 66,966.72 is: 100,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,736.46 : 250,151.52 = 66,966.72 : x
  2. Step 2: Convert to fraction form
    166,736.46/250,151.52 = 66,966.72/x
  3. Step 3: Cross multiply
    166,736.46x = 250,151.52 × 66,966.72
  4. Step 4: Simplify right side
    166,736.46x = 16,751,826,797.41
  5. Step 5: Solve for x
    x = 16,751,826,797.41/166,736.46
  6. Step 6: Final answer
    x = 100,468.89

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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.