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Finding the Fourth Proportional to 95.06, 142.01 and 94.25

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Solution

The fourth proportional to 95.06, 142.01 and 94.25 is: 140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.06 : 142.01 = 94.25 : x
  2. Step 2: Convert to fraction form
    95.06/142.01 = 94.25/x
  3. Step 3: Cross multiply
    95.06x = 142.01 × 94.25
  4. Step 4: Simplify right side
    95.06x = 13,384.44
  5. Step 5: Solve for x
    x = 13,384.44/95.06
  6. Step 6: Final answer
    x = 140.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.