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Finding the Fourth Proportional to 27.37, 37.46 and 26.98

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Solution

The fourth proportional to 27.37, 37.46 and 26.98 is: 36.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.37 : 37.46 = 26.98 : x
  2. Step 2: Convert to fraction form
    27.37/37.46 = 26.98/x
  3. Step 3: Cross multiply
    27.37x = 37.46 × 26.98
  4. Step 4: Simplify right side
    27.37x = 1,010.67
  5. Step 5: Solve for x
    x = 1,010.67/27.37
  6. Step 6: Final answer
    x = 36.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.