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Finding the Fourth Proportional to 249.06, 373.95 and 162.48

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Solution

The fourth proportional to 249.06, 373.95 and 162.48 is: 243.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    249.06 : 373.95 = 162.48 : x
  2. Step 2: Convert to fraction form
    249.06/373.95 = 162.48/x
  3. Step 3: Cross multiply
    249.06x = 373.95 × 162.48
  4. Step 4: Simplify right side
    249.06x = 60,759.40
  5. Step 5: Solve for x
    x = 60,759.40/249.06
  6. Step 6: Final answer
    x = 243.95

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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.