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Finding the Fourth Proportional to 50.42, 75.53 and 23.36

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Solution

The fourth proportional to 50.42, 75.53 and 23.36 is: 34.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.42 : 75.53 = 23.36 : x
  2. Step 2: Convert to fraction form
    50.42/75.53 = 23.36/x
  3. Step 3: Cross multiply
    50.42x = 75.53 × 23.36
  4. Step 4: Simplify right side
    50.42x = 1,764.06
  5. Step 5: Solve for x
    x = 1,764.06/50.42
  6. Step 6: Final answer
    x = 34.99

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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.