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Finding the Fourth Proportional to 124.44, 185.67 and 123.48

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Solution

The fourth proportional to 124.44, 185.67 and 123.48 is: 184.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.44 : 185.67 = 123.48 : x
  2. Step 2: Convert to fraction form
    124.44/185.67 = 123.48/x
  3. Step 3: Cross multiply
    124.44x = 185.67 × 123.48
  4. Step 4: Simplify right side
    124.44x = 22,926.53
  5. Step 5: Solve for x
    x = 22,926.53/124.44
  6. Step 6: Final answer
    x = 184.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.