Home / 50,842.38-76,238.97-17,550.78

Finding the Fourth Proportional to 50,842.38, 76,238.97 and 17,550.78

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Solution

The fourth proportional to 50,842.38, 76,238.97 and 17,550.78 is: 26,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,842.38 : 76,238.97 = 17,550.78 : x
  2. Step 2: Convert to fraction form
    50,842.38/76,238.97 = 17,550.78/x
  3. Step 3: Cross multiply
    50,842.38x = 76,238.97 × 17,550.78
  4. Step 4: Simplify right side
    50,842.38x = 1,338,053,136.91
  5. Step 5: Solve for x
    x = 1,338,053,136.91/50,842.38
  6. Step 6: Final answer
    x = 26,317.67

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1.5x scale

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.