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Finding the Fourth Proportional to 25,899.84, 38,793.60 and 16,041.60

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Solution

The fourth proportional to 25,899.84, 38,793.60 and 16,041.60 is: 24,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.84 : 38,793.60 = 16,041.60 : x
  2. Step 2: Convert to fraction form
    25,899.84/38,793.60 = 16,041.60/x
  3. Step 3: Cross multiply
    25,899.84x = 38,793.60 × 16,041.60
  4. Step 4: Simplify right side
    25,899.84x = 622,311,413.76
  5. Step 5: Solve for x
    x = 622,311,413.76/25,899.84
  6. Step 6: Final answer
    x = 24,027.62

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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.