Home / 54,916.95-82,375.43-47,499.38

Finding the Fourth Proportional to 54,916.95, 82,375.43 and 47,499.38

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Solution

The fourth proportional to 54,916.95, 82,375.43 and 47,499.38 is: 71,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,916.95 : 82,375.43 = 47,499.38 : x
  2. Step 2: Convert to fraction form
    54,916.95/82,375.43 = 47,499.38/x
  3. Step 3: Cross multiply
    54,916.95x = 82,375.43 × 47,499.38
  4. Step 4: Simplify right side
    54,916.95x = 3,912,781,202.86
  5. Step 5: Solve for x
    x = 3,912,781,202.86/54,916.95
  6. Step 6: Final answer
    x = 71,249.06

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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.