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Finding the Fourth Proportional to 56.53, 84.81 and 24.05

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Solution

The fourth proportional to 56.53, 84.81 and 24.05 is: 36.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.53 : 84.81 = 24.05 : x
  2. Step 2: Convert to fraction form
    56.53/84.81 = 24.05/x
  3. Step 3: Cross multiply
    56.53x = 84.81 × 24.05
  4. Step 4: Simplify right side
    56.53x = 2,039.14
  5. Step 5: Solve for x
    x = 2,039.14/56.53
  6. Step 6: Final answer
    x = 36.07

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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.