Home / 199,062.23-298,591.48-80,705.43

Finding the Fourth Proportional to 199,062.23, 298,591.48 and 80,705.43

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Solution

The fourth proportional to 199,062.23, 298,591.48 and 80,705.43 is: 121,057.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,062.23 : 298,591.48 = 80,705.43 : x
  2. Step 2: Convert to fraction form
    199,062.23/298,591.48 = 80,705.43/x
  3. Step 3: Cross multiply
    199,062.23x = 298,591.48 × 80,705.43
  4. Step 4: Simplify right side
    199,062.23x = 24,097,953,888.62
  5. Step 5: Solve for x
    x = 24,097,953,888.62/199,062.23
  6. Step 6: Final answer
    x = 121,057.39

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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.