Home / 74,570.18-111,872.78-24,650.27

Finding the Fourth Proportional to 74,570.18, 111,872.78 and 24,650.27

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Solution

The fourth proportional to 74,570.18, 111,872.78 and 24,650.27 is: 36,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,570.18 : 111,872.78 = 24,650.27 : x
  2. Step 2: Convert to fraction form
    74,570.18/111,872.78 = 24,650.27/x
  3. Step 3: Cross multiply
    74,570.18x = 111,872.78 × 24,650.27
  4. Step 4: Simplify right side
    74,570.18x = 2,757,694,481.52
  5. Step 5: Solve for x
    x = 2,757,694,481.52/74,570.18
  6. Step 6: Final answer
    x = 36,981.20

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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.