Home / 41,531.78-62,307.20-11,949.86

Finding the Fourth Proportional to 41,531.78, 62,307.20 and 11,949.86

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Solution

The fourth proportional to 41,531.78, 62,307.20 and 11,949.86 is: 17,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,531.78 : 62,307.20 = 11,949.86 : x
  2. Step 2: Convert to fraction form
    41,531.78/62,307.20 = 11,949.86/x
  3. Step 3: Cross multiply
    41,531.78x = 62,307.20 × 11,949.86
  4. Step 4: Simplify right side
    41,531.78x = 744,562,035.33
  5. Step 5: Solve for x
    x = 744,562,035.33/41,531.78
  6. Step 6: Final answer
    x = 17,927.53

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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.