Home / 204,039.19-281,574.66-113,394.88

Finding the Fourth Proportional to 204,039.19, 281,574.66 and 113,394.88

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Solution

The fourth proportional to 204,039.19, 281,574.66 and 113,394.88 is: 156,485.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,039.19 : 281,574.66 = 113,394.88 : x
  2. Step 2: Convert to fraction form
    204,039.19/281,574.66 = 113,394.88/x
  3. Step 3: Cross multiply
    204,039.19x = 281,574.66 × 113,394.88
  4. Step 4: Simplify right side
    204,039.19x = 31,929,125,558.94
  5. Step 5: Solve for x
    x = 31,929,125,558.94/204,039.19
  6. Step 6: Final answer
    x = 156,485.26

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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.