Home / 34,410.24-51,484.89-20,377.80

Finding the Fourth Proportional to 34,410.24, 51,484.89 and 20,377.80

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Solution

The fourth proportional to 34,410.24, 51,484.89 and 20,377.80 is: 30,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,410.24 : 51,484.89 = 20,377.80 : x
  2. Step 2: Convert to fraction form
    34,410.24/51,484.89 = 20,377.80/x
  3. Step 3: Cross multiply
    34,410.24x = 51,484.89 × 20,377.80
  4. Step 4: Simplify right side
    34,410.24x = 1,049,148,791.44
  5. Step 5: Solve for x
    x = 1,049,148,791.44/34,410.24
  6. Step 6: Final answer
    x = 30,489.44

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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.