Home / 205,107.47-283,062.51-114,481.11

Finding the Fourth Proportional to 205,107.47, 283,062.51 and 114,481.11

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Solution

The fourth proportional to 205,107.47, 283,062.51 and 114,481.11 is: 157,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,107.47 : 283,062.51 = 114,481.11 : x
  2. Step 2: Convert to fraction form
    205,107.47/283,062.51 = 114,481.11/x
  3. Step 3: Cross multiply
    205,107.47x = 283,062.51 × 114,481.11
  4. Step 4: Simplify right side
    205,107.47x = 32,405,310,344.19
  5. Step 5: Solve for x
    x = 32,405,310,344.19/205,107.47
  6. Step 6: Final answer
    x = 157,991.86

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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.