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Finding the Fourth Proportional to 246.18, 368.81 and 124.53

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Solution

The fourth proportional to 246.18, 368.81 and 124.53 is: 186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.18 : 368.81 = 124.53 : x
  2. Step 2: Convert to fraction form
    246.18/368.81 = 124.53/x
  3. Step 3: Cross multiply
    246.18x = 368.81 × 124.53
  4. Step 4: Simplify right side
    246.18x = 45,927.91
  5. Step 5: Solve for x
    x = 45,927.91/246.18
  6. Step 6: Final answer
    x = 186.56

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Why These Related Problems?

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