Home / 54,172.14-81,061.22-44,724.30

Finding the Fourth Proportional to 54,172.14, 81,061.22 and 44,724.30

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Solution

The fourth proportional to 54,172.14, 81,061.22 and 44,724.30 is: 66,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,172.14 : 81,061.22 = 44,724.30 : x
  2. Step 2: Convert to fraction form
    54,172.14/81,061.22 = 44,724.30/x
  3. Step 3: Cross multiply
    54,172.14x = 81,061.22 × 44,724.30
  4. Step 4: Simplify right side
    54,172.14x = 3,625,406,321.65
  5. Step 5: Solve for x
    x = 3,625,406,321.65/54,172.14
  6. Step 6: Final answer
    x = 66,923.82

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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.