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Finding the Fourth Proportional to 37.33, 55.96 and 15.65

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Solution

The fourth proportional to 37.33, 55.96 and 15.65 is: 23.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.33 : 55.96 = 15.65 : x
  2. Step 2: Convert to fraction form
    37.33/55.96 = 15.65/x
  3. Step 3: Cross multiply
    37.33x = 55.96 × 15.65
  4. Step 4: Simplify right side
    37.33x = 875.87
  5. Step 5: Solve for x
    x = 875.87/37.33
  6. Step 6: Final answer
    x = 23.46

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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.