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Finding the Fourth Proportional to 48,401.40, 72,584.76 and 17,230.44

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Solution

The fourth proportional to 48,401.40, 72,584.76 and 17,230.44 is: 25,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,401.40 : 72,584.76 = 17,230.44 : x
  2. Step 2: Convert to fraction form
    48,401.40/72,584.76 = 17,230.44/x
  3. Step 3: Cross multiply
    48,401.40x = 72,584.76 × 17,230.44
  4. Step 4: Simplify right side
    48,401.40x = 1,250,667,352.09
  5. Step 5: Solve for x
    x = 1,250,667,352.09/48,401.40
  6. Step 6: Final answer
    x = 25,839.49

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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.