Home / 54,190.49-81,180.56-39,933.09

Finding the Fourth Proportional to 54,190.49, 81,180.56 and 39,933.09

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Solution

The fourth proportional to 54,190.49, 81,180.56 and 39,933.09 is: 59,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,190.49 : 81,180.56 = 39,933.09 : x
  2. Step 2: Convert to fraction form
    54,190.49/81,180.56 = 39,933.09/x
  3. Step 3: Cross multiply
    54,190.49x = 81,180.56 × 39,933.09
  4. Step 4: Simplify right side
    54,190.49x = 3,241,790,608.73
  5. Step 5: Solve for x
    x = 3,241,790,608.73/54,190.49
  6. Step 6: Final answer
    x = 59,822.13

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1.5x scale

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.