Home / 277,542.20-383,015.24-170,171.43

Finding the Fourth Proportional to 277,542.20, 383,015.24 and 170,171.43

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Solution

The fourth proportional to 277,542.20, 383,015.24 and 170,171.43 is: 234,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,542.20 : 383,015.24 = 170,171.43 : x
  2. Step 2: Convert to fraction form
    277,542.20/383,015.24 = 170,171.43/x
  3. Step 3: Cross multiply
    277,542.20x = 383,015.24 × 170,171.43
  4. Step 4: Simplify right side
    277,542.20x = 65,178,250,251.74
  5. Step 5: Solve for x
    x = 65,178,250,251.74/277,542.20
  6. Step 6: Final answer
    x = 234,840.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.