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Finding the Fourth Proportional to 33,573.48, 50,291.08 and 19,689

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Solution

The fourth proportional to 33,573.48, 50,291.08 and 19,689 is: 29,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,573.48 : 50,291.08 = 19,689 : x
  2. Step 2: Convert to fraction form
    33,573.48/50,291.08 = 19,689/x
  3. Step 3: Cross multiply
    33,573.48x = 50,291.08 × 19,689
  4. Step 4: Simplify right side
    33,573.48x = 990,181,074.12
  5. Step 5: Solve for x
    x = 990,181,074.12/33,573.48
  6. Step 6: Final answer
    x = 29,492.95

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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.