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Finding the Fourth Proportional to 69,081.36, 103,627.80 and 24,706.32

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Solution

The fourth proportional to 69,081.36, 103,627.80 and 24,706.32 is: 37,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,081.36 : 103,627.80 = 24,706.32 : x
  2. Step 2: Convert to fraction form
    69,081.36/103,627.80 = 24,706.32/x
  3. Step 3: Cross multiply
    69,081.36x = 103,627.80 × 24,706.32
  4. Step 4: Simplify right side
    69,081.36x = 2,560,261,587.70
  5. Step 5: Solve for x
    x = 2,560,261,587.70/69,081.36
  6. Step 6: Final answer
    x = 37,061.54

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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.