Home / 119,819.43-165,358.88-68,848.67

Finding the Fourth Proportional to 119,819.43, 165,358.88 and 68,848.67

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Solution

The fourth proportional to 119,819.43, 165,358.88 and 68,848.67 is: 95,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,819.43 : 165,358.88 = 68,848.67 : x
  2. Step 2: Convert to fraction form
    119,819.43/165,358.88 = 68,848.67/x
  3. Step 3: Cross multiply
    119,819.43x = 165,358.88 × 68,848.67
  4. Step 4: Simplify right side
    119,819.43x = 11,384,737,789.65
  5. Step 5: Solve for x
    x = 11,384,737,789.65/119,819.43
  6. Step 6: Final answer
    x = 95,015.79

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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.