Home / 194,815.82-268,890.60-114,269.30

Finding the Fourth Proportional to 194,815.82, 268,890.60 and 114,269.30

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Solution

The fourth proportional to 194,815.82, 268,890.60 and 114,269.30 is: 157,717.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,815.82 : 268,890.60 = 114,269.30 : x
  2. Step 2: Convert to fraction form
    194,815.82/268,890.60 = 114,269.30/x
  3. Step 3: Cross multiply
    194,815.82x = 268,890.60 × 114,269.30
  4. Step 4: Simplify right side
    194,815.82x = 30,725,940,638.58
  5. Step 5: Solve for x
    x = 30,725,940,638.58/194,815.82
  6. Step 6: Final answer
    x = 157,717.89

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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.