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Finding the Fourth Proportional to 271.03, 373.93 and 160.46

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Solution

The fourth proportional to 271.03, 373.93 and 160.46 is: 221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.03 : 373.93 = 160.46 : x
  2. Step 2: Convert to fraction form
    271.03/373.93 = 160.46/x
  3. Step 3: Cross multiply
    271.03x = 373.93 × 160.46
  4. Step 4: Simplify right side
    271.03x = 60,000.81
  5. Step 5: Solve for x
    x = 60,000.81/271.03
  6. Step 6: Final answer
    x = 221.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.