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Finding the Fourth Proportional to 56.34, 84.56 and 24.29

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Solution

The fourth proportional to 56.34, 84.56 and 24.29 is: 36.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.34 : 84.56 = 24.29 : x
  2. Step 2: Convert to fraction form
    56.34/84.56 = 24.29/x
  3. Step 3: Cross multiply
    56.34x = 84.56 × 24.29
  4. Step 4: Simplify right side
    56.34x = 2,053.42
  5. Step 5: Solve for x
    x = 2,053.42/56.34
  6. Step 6: Final answer
    x = 36.45

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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.