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Finding the Fourth Proportional to 185.93, 279.55 and 162.03

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Solution

The fourth proportional to 185.93, 279.55 and 162.03 is: 243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.93 : 279.55 = 162.03 : x
  2. Step 2: Convert to fraction form
    185.93/279.55 = 162.03/x
  3. Step 3: Cross multiply
    185.93x = 279.55 × 162.03
  4. Step 4: Simplify right side
    185.93x = 45,296.74
  5. Step 5: Solve for x
    x = 45,296.74/185.93
  6. Step 6: Final answer
    x = 243.62

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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.