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Finding the Fourth Proportional to 69,699, 104,561.46 and 32,763

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Solution

The fourth proportional to 69,699, 104,561.46 and 32,763 is: 49,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,699 : 104,561.46 = 32,763 : x
  2. Step 2: Convert to fraction form
    69,699/104,561.46 = 32,763/x
  3. Step 3: Cross multiply
    69,699x = 104,561.46 × 32,763
  4. Step 4: Simplify right side
    69,699x = 3,425,747,113.98
  5. Step 5: Solve for x
    x = 3,425,747,113.98/69,699
  6. Step 6: Final answer
    x = 49,150.59

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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.