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Finding the Fourth Proportional to 69,070.26, 103,636.84 and 33,512.39

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Solution

The fourth proportional to 69,070.26, 103,636.84 and 33,512.39 is: 50,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,070.26 : 103,636.84 = 33,512.39 : x
  2. Step 2: Convert to fraction form
    69,070.26/103,636.84 = 33,512.39/x
  3. Step 3: Cross multiply
    69,070.26x = 103,636.84 × 33,512.39
  4. Step 4: Simplify right side
    69,070.26x = 3,473,118,200.45
  5. Step 5: Solve for x
    x = 3,473,118,200.45/69,070.26
  6. Step 6: Final answer
    x = 50,283.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.