Home / 166,830.52-250,245.80-42,171.52

Finding the Fourth Proportional to 166,830.52, 250,245.80 and 42,171.52

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Solution

The fourth proportional to 166,830.52, 250,245.80 and 42,171.52 is: 63,257.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,830.52 : 250,245.80 = 42,171.52 : x
  2. Step 2: Convert to fraction form
    166,830.52/250,245.80 = 42,171.52/x
  3. Step 3: Cross multiply
    166,830.52x = 250,245.80 × 42,171.52
  4. Step 4: Simplify right side
    166,830.52x = 10,553,245,759.62
  5. Step 5: Solve for x
    x = 10,553,245,759.62/166,830.52
  6. Step 6: Final answer
    x = 63,257.29

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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.