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Finding the Fourth Proportional to 46.97, 70.37 and 37.36

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Solution

The fourth proportional to 46.97, 70.37 and 37.36 is: 55.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.97 : 70.37 = 37.36 : x
  2. Step 2: Convert to fraction form
    46.97/70.37 = 37.36/x
  3. Step 3: Cross multiply
    46.97x = 70.37 × 37.36
  4. Step 4: Simplify right side
    46.97x = 2,628.66
  5. Step 5: Solve for x
    x = 2,628.66/46.97
  6. Step 6: Final answer
    x = 55.96

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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.