Home / 45,474.03-68,188.57-27,480.80

Finding the Fourth Proportional to 45,474.03, 68,188.57 and 27,480.80

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Solution

The fourth proportional to 45,474.03, 68,188.57 and 27,480.80 is: 41,207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,474.03 : 68,188.57 = 27,480.80 : x
  2. Step 2: Convert to fraction form
    45,474.03/68,188.57 = 27,480.80/x
  3. Step 3: Cross multiply
    45,474.03x = 68,188.57 × 27,480.80
  4. Step 4: Simplify right side
    45,474.03x = 1,873,876,556.23
  5. Step 5: Solve for x
    x = 1,873,876,556.23/45,474.03
  6. Step 6: Final answer
    x = 41,207.62

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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.