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Finding the Fourth Proportional to 63,562.68, 95,348.58 and 16,815

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Solution

The fourth proportional to 63,562.68, 95,348.58 and 16,815 is: 25,223.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,562.68 : 95,348.58 = 16,815 : x
  2. Step 2: Convert to fraction form
    63,562.68/95,348.58 = 16,815/x
  3. Step 3: Cross multiply
    63,562.68x = 95,348.58 × 16,815
  4. Step 4: Simplify right side
    63,562.68x = 1,603,286,372.70
  5. Step 5: Solve for x
    x = 1,603,286,372.70/63,562.68
  6. Step 6: Final answer
    x = 25,223.71

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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.