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Finding the Fourth Proportional to 15.98, 24.08 and 15.98

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Solution

The fourth proportional to 15.98, 24.08 and 15.98 is: 24.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.98 : 24.08 = 15.98 : x
  2. Step 2: Convert to fraction form
    15.98/24.08 = 15.98/x
  3. Step 3: Cross multiply
    15.98x = 24.08 × 15.98
  4. Step 4: Simplify right side
    15.98x = 384.60
  5. Step 5: Solve for x
    x = 384.60/15.98
  6. Step 6: Final answer
    x = 24.08

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Why These Related Problems?

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