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Finding the Fourth Proportional to 37.07, 51.16 and 22.52

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Solution

The fourth proportional to 37.07, 51.16 and 22.52 is: 31.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.07 : 51.16 = 22.52 : x
  2. Step 2: Convert to fraction form
    37.07/51.16 = 22.52/x
  3. Step 3: Cross multiply
    37.07x = 51.16 × 22.52
  4. Step 4: Simplify right side
    37.07x = 1,151.75
  5. Step 5: Solve for x
    x = 1,151.75/37.07
  6. Step 6: Final answer
    x = 31.07

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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.