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Finding the Fourth Proportional to 185.93, 256.58 and 103.04

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Solution

The fourth proportional to 185.93, 256.58 and 103.04 is: 142.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.93 : 256.58 = 103.04 : x
  2. Step 2: Convert to fraction form
    185.93/256.58 = 103.04/x
  3. Step 3: Cross multiply
    185.93x = 256.58 × 103.04
  4. Step 4: Simplify right side
    185.93x = 26,436.72
  5. Step 5: Solve for x
    x = 26,436.72/185.93
  6. Step 6: Final answer
    x = 142.19

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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.