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Finding the Fourth Proportional to 69,896.95, 104,770.01 and 34,316.89

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Solution

The fourth proportional to 69,896.95, 104,770.01 and 34,316.89 is: 51,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,896.95 : 104,770.01 = 34,316.89 : x
  2. Step 2: Convert to fraction form
    69,896.95/104,770.01 = 34,316.89/x
  3. Step 3: Cross multiply
    69,896.95x = 104,770.01 × 34,316.89
  4. Step 4: Simplify right side
    69,896.95x = 3,595,380,732.34
  5. Step 5: Solve for x
    x = 3,595,380,732.34/69,896.95
  6. Step 6: Final answer
    x = 51,438.31

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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.