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Finding the Fourth Proportional to 162.06, 242.63 and 150.67

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Solution

The fourth proportional to 162.06, 242.63 and 150.67 is: 225.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.06 : 242.63 = 150.67 : x
  2. Step 2: Convert to fraction form
    162.06/242.63 = 150.67/x
  3. Step 3: Cross multiply
    162.06x = 242.63 × 150.67
  4. Step 4: Simplify right side
    162.06x = 36,556.31
  5. Step 5: Solve for x
    x = 36,556.31/162.06
  6. Step 6: Final answer
    x = 225.57

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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.