Home / 167,780.68-251,758.52-68,014.60

Finding the Fourth Proportional to 167,780.68, 251,758.52 and 68,014.60

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Solution

The fourth proportional to 167,780.68, 251,758.52 and 68,014.60 is: 102,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,780.68 : 251,758.52 = 68,014.60 : x
  2. Step 2: Convert to fraction form
    167,780.68/251,758.52 = 68,014.60/x
  3. Step 3: Cross multiply
    167,780.68x = 251,758.52 × 68,014.60
  4. Step 4: Simplify right side
    167,780.68x = 17,123,255,034.39
  5. Step 5: Solve for x
    x = 17,123,255,034.39/167,780.68
  6. Step 6: Final answer
    x = 102,057.37

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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.