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Finding the Fourth Proportional to 185.03, 275.99 and 165.59

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Solution

The fourth proportional to 185.03, 275.99 and 165.59 is: 246.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.03 : 275.99 = 165.59 : x
  2. Step 2: Convert to fraction form
    185.03/275.99 = 165.59/x
  3. Step 3: Cross multiply
    185.03x = 275.99 × 165.59
  4. Step 4: Simplify right side
    185.03x = 45,698.98
  5. Step 5: Solve for x
    x = 45,698.98/185.03
  6. Step 6: Final answer
    x = 246.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.