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Finding the Fourth Proportional to 162.55, 224.33 and 150.19

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Solution

The fourth proportional to 162.55, 224.33 and 150.19 is: 207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.55 : 224.33 = 150.19 : x
  2. Step 2: Convert to fraction form
    162.55/224.33 = 150.19/x
  3. Step 3: Cross multiply
    162.55x = 224.33 × 150.19
  4. Step 4: Simplify right side
    162.55x = 33,692.12
  5. Step 5: Solve for x
    x = 33,692.12/162.55
  6. Step 6: Final answer
    x = 207.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.