Home / 167,769.12-251,604.24-49,437.84

Finding the Fourth Proportional to 167,769.12, 251,604.24 and 49,437.84

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Solution

The fourth proportional to 167,769.12, 251,604.24 and 49,437.84 is: 74,142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,769.12 : 251,604.24 = 49,437.84 : x
  2. Step 2: Convert to fraction form
    167,769.12/251,604.24 = 49,437.84/x
  3. Step 3: Cross multiply
    167,769.12x = 251,604.24 × 49,437.84
  4. Step 4: Simplify right side
    167,769.12x = 12,438,770,160.44
  5. Step 5: Solve for x
    x = 12,438,770,160.44/167,769.12
  6. Step 6: Final answer
    x = 74,142.19

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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.