Home / 57,819.07-79,767.82-36,299.67

Finding the Fourth Proportional to 57,819.07, 79,767.82 and 36,299.67

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Solution

The fourth proportional to 57,819.07, 79,767.82 and 36,299.67 is: 50,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,819.07 : 79,767.82 = 36,299.67 : x
  2. Step 2: Convert to fraction form
    57,819.07/79,767.82 = 36,299.67/x
  3. Step 3: Cross multiply
    57,819.07x = 79,767.82 × 36,299.67
  4. Step 4: Simplify right side
    57,819.07x = 2,895,545,542.62
  5. Step 5: Solve for x
    x = 2,895,545,542.62/57,819.07
  6. Step 6: Final answer
    x = 50,079.42

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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.