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Finding the Fourth Proportional to 37.36, 51.59 and 26.43

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Solution

The fourth proportional to 37.36, 51.59 and 26.43 is: 36.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.36 : 51.59 = 26.43 : x
  2. Step 2: Convert to fraction form
    37.36/51.59 = 26.43/x
  3. Step 3: Cross multiply
    37.36x = 51.59 × 26.43
  4. Step 4: Simplify right side
    37.36x = 1,363.25
  5. Step 5: Solve for x
    x = 1,363.25/37.36
  6. Step 6: Final answer
    x = 36.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.