Home / 198,819.98-298,250.69-63,849.95

Finding the Fourth Proportional to 198,819.98, 298,250.69 and 63,849.95

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Solution

The fourth proportional to 198,819.98, 298,250.69 and 63,849.95 is: 95,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,819.98 : 298,250.69 = 63,849.95 : x
  2. Step 2: Convert to fraction form
    198,819.98/298,250.69 = 63,849.95/x
  3. Step 3: Cross multiply
    198,819.98x = 298,250.69 × 63,849.95
  4. Step 4: Simplify right side
    198,819.98x = 19,043,292,070.34
  5. Step 5: Solve for x
    x = 19,043,292,070.34/198,819.98
  6. Step 6: Final answer
    x = 95,781.58

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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.