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Finding the Fourth Proportional to 160.71, 241 and 57.97

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Solution

The fourth proportional to 160.71, 241 and 57.97 is: 86.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.71 : 241 = 57.97 : x
  2. Step 2: Convert to fraction form
    160.71/241 = 57.97/x
  3. Step 3: Cross multiply
    160.71x = 241 × 57.97
  4. Step 4: Simplify right side
    160.71x = 13,970.77
  5. Step 5: Solve for x
    x = 13,970.77/160.71
  6. Step 6: Final answer
    x = 86.93

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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.