Home / 74,074.54-111,136.75-23,481.83

Finding the Fourth Proportional to 74,074.54, 111,136.75 and 23,481.83

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Solution

The fourth proportional to 74,074.54, 111,136.75 and 23,481.83 is: 35,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,074.54 : 111,136.75 = 23,481.83 : x
  2. Step 2: Convert to fraction form
    74,074.54/111,136.75 = 23,481.83/x
  3. Step 3: Cross multiply
    74,074.54x = 111,136.75 × 23,481.83
  4. Step 4: Simplify right side
    74,074.54x = 2,609,693,933.71
  5. Step 5: Solve for x
    x = 2,609,693,933.71/74,074.54
  6. Step 6: Final answer
    x = 35,230.65

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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.