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Finding the Fourth Proportional to 54.65, 82.01 and 24.23

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Solution

The fourth proportional to 54.65, 82.01 and 24.23 is: 36.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54.65 : 82.01 = 24.23 : x
  2. Step 2: Convert to fraction form
    54.65/82.01 = 24.23/x
  3. Step 3: Cross multiply
    54.65x = 82.01 × 24.23
  4. Step 4: Simplify right side
    54.65x = 1,987.37
  5. Step 5: Solve for x
    x = 1,987.37/54.65
  6. Step 6: Final answer
    x = 36.36

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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.