Home / 167,171.74-250,756.76-40,812.66

Finding the Fourth Proportional to 167,171.74, 250,756.76 and 40,812.66

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Solution

The fourth proportional to 167,171.74, 250,756.76 and 40,812.66 is: 61,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,171.74 : 250,756.76 = 40,812.66 : x
  2. Step 2: Convert to fraction form
    167,171.74/250,756.76 = 40,812.66/x
  3. Step 3: Cross multiply
    167,171.74x = 250,756.76 × 40,812.66
  4. Step 4: Simplify right side
    167,171.74x = 10,234,050,388.58
  5. Step 5: Solve for x
    x = 10,234,050,388.58/167,171.74
  6. Step 6: Final answer
    x = 61,218.78

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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.