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Finding the Fourth Proportional to 124.41, 186.52 and 63.51

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Solution

The fourth proportional to 124.41, 186.52 and 63.51 is: 95.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.41 : 186.52 = 63.51 : x
  2. Step 2: Convert to fraction form
    124.41/186.52 = 63.51/x
  3. Step 3: Cross multiply
    124.41x = 186.52 × 63.51
  4. Step 4: Simplify right side
    124.41x = 11,845.89
  5. Step 5: Solve for x
    x = 11,845.89/124.41
  6. Step 6: Final answer
    x = 95.22

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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.