Home / 51,874.78-71,586.42-29,213.83

Finding the Fourth Proportional to 51,874.78, 71,586.42 and 29,213.83

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Solution

The fourth proportional to 51,874.78, 71,586.42 and 29,213.83 is: 40,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,874.78 : 71,586.42 = 29,213.83 : x
  2. Step 2: Convert to fraction form
    51,874.78/71,586.42 = 29,213.83/x
  3. Step 3: Cross multiply
    51,874.78x = 71,586.42 × 29,213.83
  4. Step 4: Simplify right side
    51,874.78x = 2,091,313,504.19
  5. Step 5: Solve for x
    x = 2,091,313,504.19/51,874.78
  6. Step 6: Final answer
    x = 40,314.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.