Home / 198,244.20-298,851.85-185,046.47

Finding the Fourth Proportional to 198,244.20, 298,851.85 and 185,046.47

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Solution

The fourth proportional to 198,244.20, 298,851.85 and 185,046.47 is: 278,956.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,244.20 : 298,851.85 = 185,046.47 : x
  2. Step 2: Convert to fraction form
    198,244.20/298,851.85 = 185,046.47/x
  3. Step 3: Cross multiply
    198,244.20x = 298,851.85 × 185,046.47
  4. Step 4: Simplify right side
    198,244.20x = 55,301,477,938.59
  5. Step 5: Solve for x
    x = 55,301,477,938.59/198,244.20
  6. Step 6: Final answer
    x = 278,956.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.