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Finding the Fourth Proportional to 283.62, 425.49 and 101.07

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Solution

The fourth proportional to 283.62, 425.49 and 101.07 is: 151.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.62 : 425.49 = 101.07 : x
  2. Step 2: Convert to fraction form
    283.62/425.49 = 101.07/x
  3. Step 3: Cross multiply
    283.62x = 425.49 × 101.07
  4. Step 4: Simplify right side
    283.62x = 43,004.27
  5. Step 5: Solve for x
    x = 43,004.27/283.62
  6. Step 6: Final answer
    x = 151.63

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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.