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Finding the Fourth Proportional to 5.06, 6.93 and 4.99

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Solution

The fourth proportional to 5.06, 6.93 and 4.99 is: 6.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.06 : 6.93 = 4.99 : x
  2. Step 2: Convert to fraction form
    5.06/6.93 = 4.99/x
  3. Step 3: Cross multiply
    5.06x = 6.93 × 4.99
  4. Step 4: Simplify right side
    5.06x = 34.56
  5. Step 5: Solve for x
    x = 34.56/5.06
  6. Step 6: Final answer
    x = 6.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.