Home / 198,435.90-297,694.85-65,324.14

Finding the Fourth Proportional to 198,435.90, 297,694.85 and 65,324.14

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Solution

The fourth proportional to 198,435.90, 297,694.85 and 65,324.14 is: 97,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,435.90 : 297,694.85 = 65,324.14 : x
  2. Step 2: Convert to fraction form
    198,435.90/297,694.85 = 65,324.14/x
  3. Step 3: Cross multiply
    198,435.90x = 297,694.85 × 65,324.14
  4. Step 4: Simplify right side
    198,435.90x = 19,446,659,732.06
  5. Step 5: Solve for x
    x = 19,446,659,732.06/198,435.90
  6. Step 6: Final answer
    x = 97,999.71

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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.