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Finding the Fourth Proportional to 52,479.39, 78,696.60 and 24,396.52

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Solution

The fourth proportional to 52,479.39, 78,696.60 and 24,396.52 is: 36,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,479.39 : 78,696.60 = 24,396.52 : x
  2. Step 2: Convert to fraction form
    52,479.39/78,696.60 = 24,396.52/x
  3. Step 3: Cross multiply
    52,479.39x = 78,696.60 × 24,396.52
  4. Step 4: Simplify right side
    52,479.39x = 1,919,922,740.05
  5. Step 5: Solve for x
    x = 1,919,922,740.05/52,479.39
  6. Step 6: Final answer
    x = 36,584.32

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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.