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Finding the Fourth Proportional to 160.83, 241.27 and 52.59

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Solution

The fourth proportional to 160.83, 241.27 and 52.59 is: 78.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.83 : 241.27 = 52.59 : x
  2. Step 2: Convert to fraction form
    160.83/241.27 = 52.59/x
  3. Step 3: Cross multiply
    160.83x = 241.27 × 52.59
  4. Step 4: Simplify right side
    160.83x = 12,689.31
  5. Step 5: Solve for x
    x = 12,689.31/160.83
  6. Step 6: Final answer
    x = 78.90

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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.