Home / 498,175.62-747,183.33-143,108.94

Finding the Fourth Proportional to 498,175.62, 747,183.33 and 143,108.94

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Solution

The fourth proportional to 498,175.62, 747,183.33 and 143,108.94 is: 214,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,175.62 : 747,183.33 = 143,108.94 : x
  2. Step 2: Convert to fraction form
    498,175.62/747,183.33 = 143,108.94/x
  3. Step 3: Cross multiply
    498,175.62x = 747,183.33 × 143,108.94
  4. Step 4: Simplify right side
    498,175.62x = 106,928,614,341.97
  5. Step 5: Solve for x
    x = 106,928,614,341.97/498,175.62
  6. Step 6: Final answer
    x = 214,640.40

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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.