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Finding the Fourth Proportional to 38.04, 52.48 and 35.46

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Solution

The fourth proportional to 38.04, 52.48 and 35.46 is: 48.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.04 : 52.48 = 35.46 : x
  2. Step 2: Convert to fraction form
    38.04/52.48 = 35.46/x
  3. Step 3: Cross multiply
    38.04x = 52.48 × 35.46
  4. Step 4: Simplify right side
    38.04x = 1,860.94
  5. Step 5: Solve for x
    x = 1,860.94/38.04
  6. Step 6: Final answer
    x = 48.92

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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.