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Finding the Fourth Proportional to 160.70, 241.08 and 58

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Solution

The fourth proportional to 160.70, 241.08 and 58 is: 87.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.70 : 241.08 = 58 : x
  2. Step 2: Convert to fraction form
    160.70/241.08 = 58/x
  3. Step 3: Cross multiply
    160.70x = 241.08 × 58
  4. Step 4: Simplify right side
    160.70x = 13,982.64
  5. Step 5: Solve for x
    x = 13,982.64/160.70
  6. Step 6: Final answer
    x = 87.01

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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.