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Finding the Fourth Proportional to 159.24, 238.52 and 101.49

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Solution

The fourth proportional to 159.24, 238.52 and 101.49 is: 152.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.24 : 238.52 = 101.49 : x
  2. Step 2: Convert to fraction form
    159.24/238.52 = 101.49/x
  3. Step 3: Cross multiply
    159.24x = 238.52 × 101.49
  4. Step 4: Simplify right side
    159.24x = 24,207.47
  5. Step 5: Solve for x
    x = 24,207.47/159.24
  6. Step 6: Final answer
    x = 152.02

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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.