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Finding the Fourth Proportional to 155.33, 232.64 and 149.93

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Solution

The fourth proportional to 155.33, 232.64 and 149.93 is: 224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    155.33 : 232.64 = 149.93 : x
  2. Step 2: Convert to fraction form
    155.33/232.64 = 149.93/x
  3. Step 3: Cross multiply
    155.33x = 232.64 × 149.93
  4. Step 4: Simplify right side
    155.33x = 34,878.97
  5. Step 5: Solve for x
    x = 34,878.97/155.33
  6. Step 6: Final answer
    x = 224.55

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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.