Home / 74,234.60-111,376.34-49,372.46

Finding the Fourth Proportional to 74,234.60, 111,376.34 and 49,372.46

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Solution

The fourth proportional to 74,234.60, 111,376.34 and 49,372.46 is: 74,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,234.60 : 111,376.34 = 49,372.46 : x
  2. Step 2: Convert to fraction form
    74,234.60/111,376.34 = 49,372.46/x
  3. Step 3: Cross multiply
    74,234.60x = 111,376.34 × 49,372.46
  4. Step 4: Simplify right side
    74,234.60x = 5,498,923,644.73
  5. Step 5: Solve for x
    x = 5,498,923,644.73/74,234.60
  6. Step 6: Final answer
    x = 74,074.94

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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.