Home / 49,556.20-74,333.67-12,116.62

Finding the Fourth Proportional to 49,556.20, 74,333.67 and 12,116.62

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Solution

The fourth proportional to 49,556.20, 74,333.67 and 12,116.62 is: 18,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,556.20 : 74,333.67 = 12,116.62 : x
  2. Step 2: Convert to fraction form
    49,556.20/74,333.67 = 12,116.62/x
  3. Step 3: Cross multiply
    49,556.20x = 74,333.67 × 12,116.62
  4. Step 4: Simplify right side
    49,556.20x = 900,672,832.60
  5. Step 5: Solve for x
    x = 900,672,832.60/49,556.20
  6. Step 6: Final answer
    x = 18,174.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.