Home / 198,103.46-297,144.24-144,850.01

Finding the Fourth Proportional to 198,103.46, 297,144.24 and 144,850.01

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Solution

The fourth proportional to 198,103.46, 297,144.24 and 144,850.01 is: 217,267.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,103.46 : 297,144.24 = 144,850.01 : x
  2. Step 2: Convert to fraction form
    198,103.46/297,144.24 = 144,850.01/x
  3. Step 3: Cross multiply
    198,103.46x = 297,144.24 × 144,850.01
  4. Step 4: Simplify right side
    198,103.46x = 43,041,344,649.72
  5. Step 5: Solve for x
    x = 43,041,344,649.72/198,103.46
  6. Step 6: Final answer
    x = 217,267.01

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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.