Home / 36,103.38-54,135.24-11,136.50

Finding the Fourth Proportional to 36,103.38, 54,135.24 and 11,136.50

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Solution

The fourth proportional to 36,103.38, 54,135.24 and 11,136.50 is: 16,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.38 : 54,135.24 = 11,136.50 : x
  2. Step 2: Convert to fraction form
    36,103.38/54,135.24 = 11,136.50/x
  3. Step 3: Cross multiply
    36,103.38x = 54,135.24 × 11,136.50
  4. Step 4: Simplify right side
    36,103.38x = 602,877,100.26
  5. Step 5: Solve for x
    x = 602,877,100.26/36,103.38
  6. Step 6: Final answer
    x = 16,698.63

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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.