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Finding the Fourth Proportional to 56.02, 84.44 and 52.54

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Solution

The fourth proportional to 56.02, 84.44 and 52.54 is: 79.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.02 : 84.44 = 52.54 : x
  2. Step 2: Convert to fraction form
    56.02/84.44 = 52.54/x
  3. Step 3: Cross multiply
    56.02x = 84.44 × 52.54
  4. Step 4: Simplify right side
    56.02x = 4,436.48
  5. Step 5: Solve for x
    x = 4,436.48/56.02
  6. Step 6: Final answer
    x = 79.19

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.