Home / 54,012.83-74,530.33-30,136.46

Finding the Fourth Proportional to 54,012.83, 74,530.33 and 30,136.46

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Solution

The fourth proportional to 54,012.83, 74,530.33 and 30,136.46 is: 41,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,012.83 : 74,530.33 = 30,136.46 : x
  2. Step 2: Convert to fraction form
    54,012.83/74,530.33 = 30,136.46/x
  3. Step 3: Cross multiply
    54,012.83x = 74,530.33 × 30,136.46
  4. Step 4: Simplify right side
    54,012.83x = 2,246,079,860.84
  5. Step 5: Solve for x
    x = 2,246,079,860.84/54,012.83
  6. Step 6: Final answer
    x = 41,584.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.