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Finding the Fourth Proportional to 37.60, 56.34 and 23.16

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Solution

The fourth proportional to 37.60, 56.34 and 23.16 is: 34.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.60 : 56.34 = 23.16 : x
  2. Step 2: Convert to fraction form
    37.60/56.34 = 23.16/x
  3. Step 3: Cross multiply
    37.60x = 56.34 × 23.16
  4. Step 4: Simplify right side
    37.60x = 1,304.83
  5. Step 5: Solve for x
    x = 1,304.83/37.60
  6. Step 6: Final answer
    x = 34.70

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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.