Home / 224,511.62-309,747.88-143,983.56

Finding the Fourth Proportional to 224,511.62, 309,747.88 and 143,983.56

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Solution

The fourth proportional to 224,511.62, 309,747.88 and 143,983.56 is: 198,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,511.62 : 309,747.88 = 143,983.56 : x
  2. Step 2: Convert to fraction form
    224,511.62/309,747.88 = 143,983.56/x
  3. Step 3: Cross multiply
    224,511.62x = 309,747.88 × 143,983.56
  4. Step 4: Simplify right side
    224,511.62x = 44,598,602,464.85
  5. Step 5: Solve for x
    x = 44,598,602,464.85/224,511.62
  6. Step 6: Final answer
    x = 198,647.19

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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.