Home / 263,693.05-363,896.24-142,834.06

Finding the Fourth Proportional to 263,693.05, 363,896.24 and 142,834.06

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Solution

The fourth proportional to 263,693.05, 363,896.24 and 142,834.06 is: 197,110.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,693.05 : 363,896.24 = 142,834.06 : x
  2. Step 2: Convert to fraction form
    263,693.05/363,896.24 = 142,834.06/x
  3. Step 3: Cross multiply
    263,693.05x = 363,896.24 × 142,834.06
  4. Step 4: Simplify right side
    263,693.05x = 51,976,777,377.93
  5. Step 5: Solve for x
    x = 51,976,777,377.93/263,693.05
  6. Step 6: Final answer
    x = 197,110.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.