Home / 95,085.14-131,231.31-54,791.06

Finding the Fourth Proportional to 95,085.14, 131,231.31 and 54,791.06

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Solution

The fourth proportional to 95,085.14, 131,231.31 and 54,791.06 is: 75,619.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,085.14 : 131,231.31 = 54,791.06 : x
  2. Step 2: Convert to fraction form
    95,085.14/131,231.31 = 54,791.06/x
  3. Step 3: Cross multiply
    95,085.14x = 131,231.31 × 54,791.06
  4. Step 4: Simplify right side
    95,085.14x = 7,190,302,580.09
  5. Step 5: Solve for x
    x = 7,190,302,580.09/95,085.14
  6. Step 6: Final answer
    x = 75,619.62

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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.