Home / 414,562.68-621,622.49-148,177.85

Finding the Fourth Proportional to 414,562.68, 621,622.49 and 148,177.85

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Solution

The fourth proportional to 414,562.68, 621,622.49 and 148,177.85 is: 222,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,562.68 : 621,622.49 = 148,177.85 : x
  2. Step 2: Convert to fraction form
    414,562.68/621,622.49 = 148,177.85/x
  3. Step 3: Cross multiply
    414,562.68x = 621,622.49 × 148,177.85
  4. Step 4: Simplify right side
    414,562.68x = 92,110,680,230.84
  5. Step 5: Solve for x
    x = 92,110,680,230.84/414,562.68
  6. Step 6: Final answer
    x = 222,187.58

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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.