Home / 204,403.80-306,654.72-64,162.44

Finding the Fourth Proportional to 204,403.80, 306,654.72 and 64,162.44

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Solution

The fourth proportional to 204,403.80, 306,654.72 and 64,162.44 is: 96,259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,403.80 : 306,654.72 = 64,162.44 : x
  2. Step 2: Convert to fraction form
    204,403.80/306,654.72 = 64,162.44/x
  3. Step 3: Cross multiply
    204,403.80x = 306,654.72 × 64,162.44
  4. Step 4: Simplify right side
    204,403.80x = 19,675,715,072.72
  5. Step 5: Solve for x
    x = 19,675,715,072.72/204,403.80
  6. Step 6: Final answer
    x = 96,259.05

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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.