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Finding the Fourth Proportional to 52.46, 78.57 and 41.59

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Solution

The fourth proportional to 52.46, 78.57 and 41.59 is: 62.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.46 : 78.57 = 41.59 : x
  2. Step 2: Convert to fraction form
    52.46/78.57 = 41.59/x
  3. Step 3: Cross multiply
    52.46x = 78.57 × 41.59
  4. Step 4: Simplify right side
    52.46x = 3,267.73
  5. Step 5: Solve for x
    x = 3,267.73/52.46
  6. Step 6: Final answer
    x = 62.29

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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.