Home / 49,401.60-74,114.19-16,121.73

Finding the Fourth Proportional to 49,401.60, 74,114.19 and 16,121.73

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Solution

The fourth proportional to 49,401.60, 74,114.19 and 16,121.73 is: 24,186.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,401.60 : 74,114.19 = 16,121.73 : x
  2. Step 2: Convert to fraction form
    49,401.60/74,114.19 = 16,121.73/x
  3. Step 3: Cross multiply
    49,401.60x = 74,114.19 × 16,121.73
  4. Step 4: Simplify right side
    49,401.60x = 1,194,848,821.38
  5. Step 5: Solve for x
    x = 1,194,848,821.38/49,401.60
  6. Step 6: Final answer
    x = 24,186.44

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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.