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Finding the Fourth Proportional to 25.98, 35.66 and 23.36

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Solution

The fourth proportional to 25.98, 35.66 and 23.36 is: 32.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.98 : 35.66 = 23.36 : x
  2. Step 2: Convert to fraction form
    25.98/35.66 = 23.36/x
  3. Step 3: Cross multiply
    25.98x = 35.66 × 23.36
  4. Step 4: Simplify right side
    25.98x = 832.81
  5. Step 5: Solve for x
    x = 832.81/25.98
  6. Step 6: Final answer
    x = 32.06

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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.