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Finding the Fourth Proportional to 35.46, 48.81 and 35.37

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Solution

The fourth proportional to 35.46, 48.81 and 35.37 is: 48.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.46 : 48.81 = 35.37 : x
  2. Step 2: Convert to fraction form
    35.46/48.81 = 35.37/x
  3. Step 3: Cross multiply
    35.46x = 48.81 × 35.37
  4. Step 4: Simplify right side
    35.46x = 1,726.41
  5. Step 5: Solve for x
    x = 1,726.41/35.46
  6. Step 6: Final answer
    x = 48.69

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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.