Home / 54,505.82-81,739.02-29,520.56

Finding the Fourth Proportional to 54,505.82, 81,739.02 and 29,520.56

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Solution

The fourth proportional to 54,505.82, 81,739.02 and 29,520.56 is: 44,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,505.82 : 81,739.02 = 29,520.56 : x
  2. Step 2: Convert to fraction form
    54,505.82/81,739.02 = 29,520.56/x
  3. Step 3: Cross multiply
    54,505.82x = 81,739.02 × 29,520.56
  4. Step 4: Simplify right side
    54,505.82x = 2,412,981,644.25
  5. Step 5: Solve for x
    x = 2,412,981,644.25/54,505.82
  6. Step 6: Final answer
    x = 44,270.16

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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.