Home / 41,806.54-62,730.31-19,621.72

Finding the Fourth Proportional to 41,806.54, 62,730.31 and 19,621.72

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Solution

The fourth proportional to 41,806.54, 62,730.31 and 19,621.72 is: 29,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,806.54 : 62,730.31 = 19,621.72 : x
  2. Step 2: Convert to fraction form
    41,806.54/62,730.31 = 19,621.72/x
  3. Step 3: Cross multiply
    41,806.54x = 62,730.31 × 19,621.72
  4. Step 4: Simplify right side
    41,806.54x = 1,230,876,578.33
  5. Step 5: Solve for x
    x = 1,230,876,578.33/41,806.54
  6. Step 6: Final answer
    x = 29,442.20

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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.