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Finding the Fourth Proportional to 37.22, 55.74 and 29.59

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Solution

The fourth proportional to 37.22, 55.74 and 29.59 is: 44.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.22 : 55.74 = 29.59 : x
  2. Step 2: Convert to fraction form
    37.22/55.74 = 29.59/x
  3. Step 3: Cross multiply
    37.22x = 55.74 × 29.59
  4. Step 4: Simplify right side
    37.22x = 1,649.07
  5. Step 5: Solve for x
    x = 1,649.07/37.22
  6. Step 6: Final answer
    x = 44.31

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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.