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Finding the Fourth Proportional to 69,573.79, 104,352.17 and 29,608.88

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Solution

The fourth proportional to 69,573.79, 104,352.17 and 29,608.88 is: 44,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,573.79 : 104,352.17 = 29,608.88 : x
  2. Step 2: Convert to fraction form
    69,573.79/104,352.17 = 29,608.88/x
  3. Step 3: Cross multiply
    69,573.79x = 104,352.17 × 29,608.88
  4. Step 4: Simplify right side
    69,573.79x = 3,089,750,431.53
  5. Step 5: Solve for x
    x = 3,089,750,431.53/69,573.79
  6. Step 6: Final answer
    x = 44,409.69

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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.