Home / 54,243.18-74,846.97-30,370.86

Finding the Fourth Proportional to 54,243.18, 74,846.97 and 30,370.86

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Solution

The fourth proportional to 54,243.18, 74,846.97 and 30,370.86 is: 41,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,243.18 : 74,846.97 = 30,370.86 : x
  2. Step 2: Convert to fraction form
    54,243.18/74,846.97 = 30,370.86/x
  3. Step 3: Cross multiply
    54,243.18x = 74,846.97 × 30,370.86
  4. Step 4: Simplify right side
    54,243.18x = 2,273,166,847.29
  5. Step 5: Solve for x
    x = 2,273,166,847.29/54,243.18
  6. Step 6: Final answer
    x = 41,906.96

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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.