Home / 204,137.23-281,684.75-113,481.58

Finding the Fourth Proportional to 204,137.23, 281,684.75 and 113,481.58

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Solution

The fourth proportional to 204,137.23, 281,684.75 and 113,481.58 is: 156,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,137.23 : 281,684.75 = 113,481.58 : x
  2. Step 2: Convert to fraction form
    204,137.23/281,684.75 = 113,481.58/x
  3. Step 3: Cross multiply
    204,137.23x = 281,684.75 × 113,481.58
  4. Step 4: Simplify right side
    204,137.23x = 31,966,030,491.91
  5. Step 5: Solve for x
    x = 31,966,030,491.91/204,137.23
  6. Step 6: Final answer
    x = 156,590.89

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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.