Home / 168,614.44-253,046.39-79,868.15

Finding the Fourth Proportional to 168,614.44, 253,046.39 and 79,868.15

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Solution

The fourth proportional to 168,614.44, 253,046.39 and 79,868.15 is: 119,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,614.44 : 253,046.39 = 79,868.15 : x
  2. Step 2: Convert to fraction form
    168,614.44/253,046.39 = 79,868.15/x
  3. Step 3: Cross multiply
    168,614.44x = 253,046.39 × 79,868.15
  4. Step 4: Simplify right side
    168,614.44x = 20,210,346,634.14
  5. Step 5: Solve for x
    x = 20,210,346,634.14/168,614.44
  6. Step 6: Final answer
    x = 119,861.31

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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.