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Finding the Fourth Proportional to 124.17, 186.27 and 37.51

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Solution

The fourth proportional to 124.17, 186.27 and 37.51 is: 56.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.17 : 186.27 = 37.51 : x
  2. Step 2: Convert to fraction form
    124.17/186.27 = 37.51/x
  3. Step 3: Cross multiply
    124.17x = 186.27 × 37.51
  4. Step 4: Simplify right side
    124.17x = 6,986.38
  5. Step 5: Solve for x
    x = 6,986.38/124.17
  6. Step 6: Final answer
    x = 56.27

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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.