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Finding the Fourth Proportional to 23.23, 34.62 and 22.99

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Solution

The fourth proportional to 23.23, 34.62 and 22.99 is: 34.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.23 : 34.62 = 22.99 : x
  2. Step 2: Convert to fraction form
    23.23/34.62 = 22.99/x
  3. Step 3: Cross multiply
    23.23x = 34.62 × 22.99
  4. Step 4: Simplify right side
    23.23x = 795.91
  5. Step 5: Solve for x
    x = 795.91/23.23
  6. Step 6: Final answer
    x = 34.26

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Find fourth proportional to 11.62, 17.31 and 11.50
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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.