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Finding the Fourth Proportional to 56.36, 84.62 and 32.36

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Solution

The fourth proportional to 56.36, 84.62 and 32.36 is: 48.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.36 : 84.62 = 32.36 : x
  2. Step 2: Convert to fraction form
    56.36/84.62 = 32.36/x
  3. Step 3: Cross multiply
    56.36x = 84.62 × 32.36
  4. Step 4: Simplify right side
    56.36x = 2,738.30
  5. Step 5: Solve for x
    x = 2,738.30/56.36
  6. Step 6: Final answer
    x = 48.59

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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.