Home / 54,020.73-81,136.13-44,032.80

Finding the Fourth Proportional to 54,020.73, 81,136.13 and 44,032.80

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Solution

The fourth proportional to 54,020.73, 81,136.13 and 44,032.80 is: 66,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,020.73 : 81,136.13 = 44,032.80 : x
  2. Step 2: Convert to fraction form
    54,020.73/81,136.13 = 44,032.80/x
  3. Step 3: Cross multiply
    54,020.73x = 81,136.13 × 44,032.80
  4. Step 4: Simplify right side
    54,020.73x = 3,572,650,764.90
  5. Step 5: Solve for x
    x = 3,572,650,764.90/54,020.73
  6. Step 6: Final answer
    x = 66,134.81

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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.