Home / 49,429.50-74,136.39-16,149.30

Finding the Fourth Proportional to 49,429.50, 74,136.39 and 16,149.30

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Solution

The fourth proportional to 49,429.50, 74,136.39 and 16,149.30 is: 24,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,429.50 : 74,136.39 = 16,149.30 : x
  2. Step 2: Convert to fraction form
    49,429.50/74,136.39 = 16,149.30/x
  3. Step 3: Cross multiply
    49,429.50x = 74,136.39 × 16,149.30
  4. Step 4: Simplify right side
    49,429.50x = 1,197,250,803.03
  5. Step 5: Solve for x
    x = 1,197,250,803.03/49,429.50
  6. Step 6: Final answer
    x = 24,221.38

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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.