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Finding the Fourth Proportional to 56.94, 85.43 and 24.46

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Solution

The fourth proportional to 56.94, 85.43 and 24.46 is: 36.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.94 : 85.43 = 24.46 : x
  2. Step 2: Convert to fraction form
    56.94/85.43 = 24.46/x
  3. Step 3: Cross multiply
    56.94x = 85.43 × 24.46
  4. Step 4: Simplify right side
    56.94x = 2,089.62
  5. Step 5: Solve for x
    x = 2,089.62/56.94
  6. Step 6: Final answer
    x = 36.70

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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.