Home / 177,046.20-266,087.70-154,236.60

Finding the Fourth Proportional to 177,046.20, 266,087.70 and 154,236.60

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Solution

The fourth proportional to 177,046.20, 266,087.70 and 154,236.60 is: 231,806.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,046.20 : 266,087.70 = 154,236.60 : x
  2. Step 2: Convert to fraction form
    177,046.20/266,087.70 = 154,236.60/x
  3. Step 3: Cross multiply
    177,046.20x = 266,087.70 × 154,236.60
  4. Step 4: Simplify right side
    177,046.20x = 41,040,462,149.82
  5. Step 5: Solve for x
    x = 41,040,462,149.82/177,046.20
  6. Step 6: Final answer
    x = 231,806.51

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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.