Home / 49,664.70-74,481.18-16,378.56

Finding the Fourth Proportional to 49,664.70, 74,481.18 and 16,378.56

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Solution

The fourth proportional to 49,664.70, 74,481.18 and 16,378.56 is: 24,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,664.70 : 74,481.18 = 16,378.56 : x
  2. Step 2: Convert to fraction form
    49,664.70/74,481.18 = 16,378.56/x
  3. Step 3: Cross multiply
    49,664.70x = 74,481.18 × 16,378.56
  4. Step 4: Simplify right side
    49,664.70x = 1,219,894,475.50
  5. Step 5: Solve for x
    x = 1,219,894,475.50/49,664.70
  6. Step 6: Final answer
    x = 24,562.61

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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.