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Finding the Fourth Proportional to 60,544.50, 90,817.71 and 16,768.50

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Solution

The fourth proportional to 60,544.50, 90,817.71 and 16,768.50 is: 25,153.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,544.50 : 90,817.71 = 16,768.50 : x
  2. Step 2: Convert to fraction form
    60,544.50/90,817.71 = 16,768.50/x
  3. Step 3: Cross multiply
    60,544.50x = 90,817.71 × 16,768.50
  4. Step 4: Simplify right side
    60,544.50x = 1,522,876,770.14
  5. Step 5: Solve for x
    x = 1,522,876,770.14/60,544.50
  6. Step 6: Final answer
    x = 25,153.02

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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.