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Finding the Fourth Proportional to 224.95, 336.68 and 158.93

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Solution

The fourth proportional to 224.95, 336.68 and 158.93 is: 237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    224.95 : 336.68 = 158.93 : x
  2. Step 2: Convert to fraction form
    224.95/336.68 = 158.93/x
  3. Step 3: Cross multiply
    224.95x = 336.68 × 158.93
  4. Step 4: Simplify right side
    224.95x = 53,507.76
  5. Step 5: Solve for x
    x = 53,507.76/224.95
  6. Step 6: Final answer
    x = 237.87

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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.