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Finding the Fourth Proportional to 124.14, 186.26 and 101.46

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Solution

The fourth proportional to 124.14, 186.26 and 101.46 is: 152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.14 : 186.26 = 101.46 : x
  2. Step 2: Convert to fraction form
    124.14/186.26 = 101.46/x
  3. Step 3: Cross multiply
    124.14x = 186.26 × 101.46
  4. Step 4: Simplify right side
    124.14x = 18,897.43
  5. Step 5: Solve for x
    x = 18,897.43/124.14
  6. Step 6: Final answer
    x = 152.23

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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.