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Finding the Fourth Proportional to 141.51, 195.14 and 92.41

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Solution

The fourth proportional to 141.51, 195.14 and 92.41 is: 127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141.51 : 195.14 = 92.41 : x
  2. Step 2: Convert to fraction form
    141.51/195.14 = 92.41/x
  3. Step 3: Cross multiply
    141.51x = 195.14 × 92.41
  4. Step 4: Simplify right side
    141.51x = 18,032.63
  5. Step 5: Solve for x
    x = 18,032.63/141.51
  6. Step 6: Final answer
    x = 127.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.