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Finding the Fourth Proportional to 37.58, 56.36 and 22.35

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Solution

The fourth proportional to 37.58, 56.36 and 22.35 is: 33.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.58 : 56.36 = 22.35 : x
  2. Step 2: Convert to fraction form
    37.58/56.36 = 22.35/x
  3. Step 3: Cross multiply
    37.58x = 56.36 × 22.35
  4. Step 4: Simplify right side
    37.58x = 1,259.65
  5. Step 5: Solve for x
    x = 1,259.65/37.58
  6. Step 6: Final answer
    x = 33.52

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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.