Home / 49,491.44-74,237.21-12,051.21

Finding the Fourth Proportional to 49,491.44, 74,237.21 and 12,051.21

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Solution

The fourth proportional to 49,491.44, 74,237.21 and 12,051.21 is: 18,076.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,491.44 : 74,237.21 = 12,051.21 : x
  2. Step 2: Convert to fraction form
    49,491.44/74,237.21 = 12,051.21/x
  3. Step 3: Cross multiply
    49,491.44x = 74,237.21 × 12,051.21
  4. Step 4: Simplify right side
    49,491.44x = 894,648,470.85
  5. Step 5: Solve for x
    x = 894,648,470.85/49,491.44
  6. Step 6: Final answer
    x = 18,076.83

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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.