Home / 49,946.44-74,922.54-18,781.96

Finding the Fourth Proportional to 49,946.44, 74,922.54 and 18,781.96

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Solution

The fourth proportional to 49,946.44, 74,922.54 and 18,781.96 is: 28,174.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,946.44 : 74,922.54 = 18,781.96 : x
  2. Step 2: Convert to fraction form
    49,946.44/74,922.54 = 18,781.96/x
  3. Step 3: Cross multiply
    49,946.44x = 74,922.54 × 18,781.96
  4. Step 4: Simplify right side
    49,946.44x = 1,407,192,149.38
  5. Step 5: Solve for x
    x = 1,407,192,149.38/49,946.44
  6. Step 6: Final answer
    x = 28,174.02

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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.