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Finding the Fourth Proportional to 246.10, 339.75 and 163.35

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Solution

The fourth proportional to 246.10, 339.75 and 163.35 is: 225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.10 : 339.75 = 163.35 : x
  2. Step 2: Convert to fraction form
    246.10/339.75 = 163.35/x
  3. Step 3: Cross multiply
    246.10x = 339.75 × 163.35
  4. Step 4: Simplify right side
    246.10x = 55,495.65
  5. Step 5: Solve for x
    x = 55,495.65/246.10
  6. Step 6: Final answer
    x = 225.50

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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.