Home / 224,943.90-337,361.85-129,968.70

Finding the Fourth Proportional to 224,943.90, 337,361.85 and 129,968.70

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Solution

The fourth proportional to 224,943.90, 337,361.85 and 129,968.70 is: 194,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,943.90 : 337,361.85 = 129,968.70 : x
  2. Step 2: Convert to fraction form
    224,943.90/337,361.85 = 129,968.70/x
  3. Step 3: Cross multiply
    224,943.90x = 337,361.85 × 129,968.70
  4. Step 4: Simplify right side
    224,943.90x = 43,846,481,074.10
  5. Step 5: Solve for x
    x = 43,846,481,074.10/224,943.90
  6. Step 6: Final answer
    x = 194,921.85

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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.