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Finding the Fourth Proportional to 9.49, 14.23 and 8.93

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Solution

The fourth proportional to 9.49, 14.23 and 8.93 is: 13.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.49 : 14.23 = 8.93 : x
  2. Step 2: Convert to fraction form
    9.49/14.23 = 8.93/x
  3. Step 3: Cross multiply
    9.49x = 14.23 × 8.93
  4. Step 4: Simplify right side
    9.49x = 127.00
  5. Step 5: Solve for x
    x = 127.00/9.49
  6. Step 6: Final answer
    x = 13.39

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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.