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Finding the Fourth Proportional to 23.93, 35.72 and 23.07

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Solution

The fourth proportional to 23.93, 35.72 and 23.07 is: 34.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.93 : 35.72 = 23.07 : x
  2. Step 2: Convert to fraction form
    23.93/35.72 = 23.07/x
  3. Step 3: Cross multiply
    23.93x = 35.72 × 23.07
  4. Step 4: Simplify right side
    23.93x = 824.06
  5. Step 5: Solve for x
    x = 824.06/23.93
  6. Step 6: Final answer
    x = 34.44

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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.