Home / 166,077.62-248,907.68-71,195.56

Finding the Fourth Proportional to 166,077.62, 248,907.68 and 71,195.56

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Solution

The fourth proportional to 166,077.62, 248,907.68 and 71,195.56 is: 106,703.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,077.62 : 248,907.68 = 71,195.56 : x
  2. Step 2: Convert to fraction form
    166,077.62/248,907.68 = 71,195.56/x
  3. Step 3: Cross multiply
    166,077.62x = 248,907.68 × 71,195.56
  4. Step 4: Simplify right side
    166,077.62x = 17,721,122,704.96
  5. Step 5: Solve for x
    x = 17,721,122,704.96/166,077.62
  6. Step 6: Final answer
    x = 106,703.86

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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.