Home / 49,491.20-74,221.18-16,203.61

Finding the Fourth Proportional to 49,491.20, 74,221.18 and 16,203.61

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Solution

The fourth proportional to 49,491.20, 74,221.18 and 16,203.61 is: 24,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,491.20 : 74,221.18 = 16,203.61 : x
  2. Step 2: Convert to fraction form
    49,491.20/74,221.18 = 16,203.61/x
  3. Step 3: Cross multiply
    49,491.20x = 74,221.18 × 16,203.61
  4. Step 4: Simplify right side
    49,491.20x = 1,202,651,106.73
  5. Step 5: Solve for x
    x = 1,202,651,106.73/49,491.20
  6. Step 6: Final answer
    x = 24,300.30

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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.