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Finding the Fourth Proportional to 40.46, 60.60 and 35.06

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Solution

The fourth proportional to 40.46, 60.60 and 35.06 is: 52.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.46 : 60.60 = 35.06 : x
  2. Step 2: Convert to fraction form
    40.46/60.60 = 35.06/x
  3. Step 3: Cross multiply
    40.46x = 60.60 × 35.06
  4. Step 4: Simplify right side
    40.46x = 2,124.64
  5. Step 5: Solve for x
    x = 2,124.64/40.46
  6. Step 6: Final answer
    x = 52.51

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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.