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Finding the Fourth Proportional to 15.93, 24 and 15.83

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Solution

The fourth proportional to 15.93, 24 and 15.83 is: 23.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.93 : 24 = 15.83 : x
  2. Step 2: Convert to fraction form
    15.93/24 = 15.83/x
  3. Step 3: Cross multiply
    15.93x = 24 × 15.83
  4. Step 4: Simplify right side
    15.93x = 379.80
  5. Step 5: Solve for x
    x = 379.80/15.93
  6. Step 6: Final answer
    x = 23.84

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.