Home / 198,962.57-298,256.24-99,028.28

Finding the Fourth Proportional to 198,962.57, 298,256.24 and 99,028.28

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Solution

The fourth proportional to 198,962.57, 298,256.24 and 99,028.28 is: 148,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,962.57 : 298,256.24 = 99,028.28 : x
  2. Step 2: Convert to fraction form
    198,962.57/298,256.24 = 99,028.28/x
  3. Step 3: Cross multiply
    198,962.57x = 298,256.24 × 99,028.28
  4. Step 4: Simplify right side
    198,962.57x = 29,535,802,446.47
  5. Step 5: Solve for x
    x = 29,535,802,446.47/198,962.57
  6. Step 6: Final answer
    x = 148,449.04

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1.5x scale

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.