Home / 168,584.10-253,000.56-79,837.44

Finding the Fourth Proportional to 168,584.10, 253,000.56 and 79,837.44

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Solution

The fourth proportional to 168,584.10, 253,000.56 and 79,837.44 is: 119,815.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,584.10 : 253,000.56 = 79,837.44 : x
  2. Step 2: Convert to fraction form
    168,584.10/253,000.56 = 79,837.44/x
  3. Step 3: Cross multiply
    168,584.10x = 253,000.56 × 79,837.44
  4. Step 4: Simplify right side
    168,584.10x = 20,198,917,028.97
  5. Step 5: Solve for x
    x = 20,198,917,028.97/168,584.10
  6. Step 6: Final answer
    x = 119,815.08

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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.