Home / 64,581.90-96,872.85-49,819.65

Finding the Fourth Proportional to 64,581.90, 96,872.85 and 49,819.65

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Solution

The fourth proportional to 64,581.90, 96,872.85 and 49,819.65 is: 74,729.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,581.90 : 96,872.85 = 49,819.65 : x
  2. Step 2: Convert to fraction form
    64,581.90/96,872.85 = 49,819.65/x
  3. Step 3: Cross multiply
    64,581.90x = 96,872.85 × 49,819.65
  4. Step 4: Simplify right side
    64,581.90x = 4,826,171,481.50
  5. Step 5: Solve for x
    x = 4,826,171,481.50/64,581.90
  6. Step 6: Final answer
    x = 74,729.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.