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Finding the Fourth Proportional to 174.10, 260.77 and 162.08

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Solution

The fourth proportional to 174.10, 260.77 and 162.08 is: 242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.10 : 260.77 = 162.08 : x
  2. Step 2: Convert to fraction form
    174.10/260.77 = 162.08/x
  3. Step 3: Cross multiply
    174.10x = 260.77 × 162.08
  4. Step 4: Simplify right side
    174.10x = 42,266.64
  5. Step 5: Solve for x
    x = 42,266.64/174.10
  6. Step 6: Final answer
    x = 242.77

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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.