Home / 62,819.60-86,690.32-35,961.60

Finding the Fourth Proportional to 62,819.60, 86,690.32 and 35,961.60

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Solution

The fourth proportional to 62,819.60, 86,690.32 and 35,961.60 is: 49,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,819.60 : 86,690.32 = 35,961.60 : x
  2. Step 2: Convert to fraction form
    62,819.60/86,690.32 = 35,961.60/x
  3. Step 3: Cross multiply
    62,819.60x = 86,690.32 × 35,961.60
  4. Step 4: Simplify right side
    62,819.60x = 3,117,522,611.71
  5. Step 5: Solve for x
    x = 3,117,522,611.71/62,819.60
  6. Step 6: Final answer
    x = 49,626.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.