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Finding the Fourth Proportional to 236.04, 353.88 and 144.76

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Solution

The fourth proportional to 236.04, 353.88 and 144.76 is: 217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.04 : 353.88 = 144.76 : x
  2. Step 2: Convert to fraction form
    236.04/353.88 = 144.76/x
  3. Step 3: Cross multiply
    236.04x = 353.88 × 144.76
  4. Step 4: Simplify right side
    236.04x = 51,227.67
  5. Step 5: Solve for x
    x = 51,227.67/236.04
  6. Step 6: Final answer
    x = 217.03

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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.