Home / 49,819.36-68,769.90-36,496.43

Finding the Fourth Proportional to 49,819.36, 68,769.90 and 36,496.43

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Solution

The fourth proportional to 49,819.36, 68,769.90 and 36,496.43 is: 50,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,819.36 : 68,769.90 = 36,496.43 : x
  2. Step 2: Convert to fraction form
    49,819.36/68,769.90 = 36,496.43/x
  3. Step 3: Cross multiply
    49,819.36x = 68,769.90 × 36,496.43
  4. Step 4: Simplify right side
    49,819.36x = 2,509,855,841.46
  5. Step 5: Solve for x
    x = 2,509,855,841.46/49,819.36
  6. Step 6: Final answer
    x = 50,379.13

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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.