Home / 166,861.76-250,137.12-55,976

Finding the Fourth Proportional to 166,861.76, 250,137.12 and 55,976

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Solution

The fourth proportional to 166,861.76, 250,137.12 and 55,976 is: 83,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,861.76 : 250,137.12 = 55,976 : x
  2. Step 2: Convert to fraction form
    166,861.76/250,137.12 = 55,976/x
  3. Step 3: Cross multiply
    166,861.76x = 250,137.12 × 55,976
  4. Step 4: Simplify right side
    166,861.76x = 14,001,675,429.12
  5. Step 5: Solve for x
    x = 14,001,675,429.12/166,861.76
  6. Step 6: Final answer
    x = 83,911.83

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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.