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Finding the Fourth Proportional to 14.90, 22.34 and 5.89

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Solution

The fourth proportional to 14.90, 22.34 and 5.89 is: 8.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.90 : 22.34 = 5.89 : x
  2. Step 2: Convert to fraction form
    14.90/22.34 = 5.89/x
  3. Step 3: Cross multiply
    14.90x = 22.34 × 5.89
  4. Step 4: Simplify right side
    14.90x = 131.47
  5. Step 5: Solve for x
    x = 131.47/14.90
  6. Step 6: Final answer
    x = 8.83

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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.