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Finding the Fourth Proportional to 38.36, 52.94 and 34.01

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Solution

The fourth proportional to 38.36, 52.94 and 34.01 is: 46.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.36 : 52.94 = 34.01 : x
  2. Step 2: Convert to fraction form
    38.36/52.94 = 34.01/x
  3. Step 3: Cross multiply
    38.36x = 52.94 × 34.01
  4. Step 4: Simplify right side
    38.36x = 1,800.71
  5. Step 5: Solve for x
    x = 1,800.71/38.36
  6. Step 6: Final answer
    x = 46.94

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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.