Home / 54,211.56-81,314.76-22,608.60

Finding the Fourth Proportional to 54,211.56, 81,314.76 and 22,608.60

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Solution

The fourth proportional to 54,211.56, 81,314.76 and 22,608.60 is: 33,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,211.56 : 81,314.76 = 22,608.60 : x
  2. Step 2: Convert to fraction form
    54,211.56/81,314.76 = 22,608.60/x
  3. Step 3: Cross multiply
    54,211.56x = 81,314.76 × 22,608.60
  4. Step 4: Simplify right side
    54,211.56x = 1,838,412,882.94
  5. Step 5: Solve for x
    x = 1,838,412,882.94/54,211.56
  6. Step 6: Final answer
    x = 33,911.82

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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.