Home / 74,949.86-112,385.82-27,552.80

Finding the Fourth Proportional to 74,949.86, 112,385.82 and 27,552.80

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Solution

The fourth proportional to 74,949.86, 112,385.82 and 27,552.80 is: 41,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,949.86 : 112,385.82 = 27,552.80 : x
  2. Step 2: Convert to fraction form
    74,949.86/112,385.82 = 27,552.80/x
  3. Step 3: Cross multiply
    74,949.86x = 112,385.82 × 27,552.80
  4. Step 4: Simplify right side
    74,949.86x = 3,096,544,021.30
  5. Step 5: Solve for x
    x = 3,096,544,021.30/74,949.86
  6. Step 6: Final answer
    x = 41,314.87

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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.