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Finding the Fourth Proportional to 8.03, 10.93 and 8

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Solution

The fourth proportional to 8.03, 10.93 and 8 is: 10.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8.03 : 10.93 = 8 : x
  2. Step 2: Convert to fraction form
    8.03/10.93 = 8/x
  3. Step 3: Cross multiply
    8.03x = 10.93 × 8
  4. Step 4: Simplify right side
    8.03x = 87.44
  5. Step 5: Solve for x
    x = 87.44/8.03
  6. Step 6: Final answer
    x = 10.89

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.