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Finding the Fourth Proportional to 283.95, 426.02 and 110.70

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Solution

The fourth proportional to 283.95, 426.02 and 110.70 is: 166.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.95 : 426.02 = 110.70 : x
  2. Step 2: Convert to fraction form
    283.95/426.02 = 110.70/x
  3. Step 3: Cross multiply
    283.95x = 426.02 × 110.70
  4. Step 4: Simplify right side
    283.95x = 47,159.86
  5. Step 5: Solve for x
    x = 47,159.86/283.95
  6. Step 6: Final answer
    x = 166.09

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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.