Home / 263,579.03-395,383.87-74,054.17

Finding the Fourth Proportional to 263,579.03, 395,383.87 and 74,054.17

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Solution

The fourth proportional to 263,579.03, 395,383.87 and 74,054.17 is: 111,085.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,579.03 : 395,383.87 = 74,054.17 : x
  2. Step 2: Convert to fraction form
    263,579.03/395,383.87 = 74,054.17/x
  3. Step 3: Cross multiply
    263,579.03x = 395,383.87 × 74,054.17
  4. Step 4: Simplify right side
    263,579.03x = 29,279,824,324.24
  5. Step 5: Solve for x
    x = 29,279,824,324.24/263,579.03
  6. Step 6: Final answer
    x = 111,085.56

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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.