Home / 198,394.00-297,589.37-80,063.53

Finding the Fourth Proportional to 198,394.00, 297,589.37 and 80,063.53

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Solution

The fourth proportional to 198,394.00, 297,589.37 and 80,063.53 is: 120,094.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,394.00 : 297,589.37 = 80,063.53 : x
  2. Step 2: Convert to fraction form
    198,394.00/297,589.37 = 80,063.53/x
  3. Step 3: Cross multiply
    198,394.00x = 297,589.37 × 80,063.53
  4. Step 4: Simplify right side
    198,394.00x = 23,826,054,908.86
  5. Step 5: Solve for x
    x = 23,826,054,908.86/198,394.00
  6. Step 6: Final answer
    x = 120,094.64

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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.