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Finding the Fourth Proportional to 63.58, 95.40 and 29.36

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Solution

The fourth proportional to 63.58, 95.40 and 29.36 is: 44.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.58 : 95.40 = 29.36 : x
  2. Step 2: Convert to fraction form
    63.58/95.40 = 29.36/x
  3. Step 3: Cross multiply
    63.58x = 95.40 × 29.36
  4. Step 4: Simplify right side
    63.58x = 2,800.94
  5. Step 5: Solve for x
    x = 2,800.94/63.58
  6. Step 6: Final answer
    x = 44.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.