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Finding the Fourth Proportional to 193.94, 290.93 and 102.63

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Solution

The fourth proportional to 193.94, 290.93 and 102.63 is: 153.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.94 : 290.93 = 102.63 : x
  2. Step 2: Convert to fraction form
    193.94/290.93 = 102.63/x
  3. Step 3: Cross multiply
    193.94x = 290.93 × 102.63
  4. Step 4: Simplify right side
    193.94x = 29,858.72
  5. Step 5: Solve for x
    x = 29,858.72/193.94
  6. Step 6: Final answer
    x = 153.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.