Home / 198,962.82-298,256.62-99,028.54

Finding the Fourth Proportional to 198,962.82, 298,256.62 and 99,028.54

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Solution

The fourth proportional to 198,962.82, 298,256.62 and 99,028.54 is: 148,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,962.82 : 298,256.62 = 99,028.54 : x
  2. Step 2: Convert to fraction form
    198,962.82/298,256.62 = 99,028.54/x
  3. Step 3: Cross multiply
    198,962.82x = 298,256.62 × 99,028.54
  4. Step 4: Simplify right side
    198,962.82x = 29,535,916,132.65
  5. Step 5: Solve for x
    x = 29,535,916,132.65/198,962.82
  6. Step 6: Final answer
    x = 148,449.43

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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.