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Finding the Fourth Proportional to 40.54, 55.94 and 24.17

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Solution

The fourth proportional to 40.54, 55.94 and 24.17 is: 33.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.54 : 55.94 = 24.17 : x
  2. Step 2: Convert to fraction form
    40.54/55.94 = 24.17/x
  3. Step 3: Cross multiply
    40.54x = 55.94 × 24.17
  4. Step 4: Simplify right side
    40.54x = 1,352.07
  5. Step 5: Solve for x
    x = 1,352.07/40.54
  6. Step 6: Final answer
    x = 33.35

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Why These Related Problems?

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