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Finding the Fourth Proportional to 45.94, 68.93 and 24.56

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Solution

The fourth proportional to 45.94, 68.93 and 24.56 is: 36.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.94 : 68.93 = 24.56 : x
  2. Step 2: Convert to fraction form
    45.94/68.93 = 24.56/x
  3. Step 3: Cross multiply
    45.94x = 68.93 × 24.56
  4. Step 4: Simplify right side
    45.94x = 1,693.15
  5. Step 5: Solve for x
    x = 1,693.15/45.94
  6. Step 6: Final answer
    x = 36.86

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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.