Home / 204,013.21-306,019.58-70,893.48

Finding the Fourth Proportional to 204,013.21, 306,019.58 and 70,893.48

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Solution

The fourth proportional to 204,013.21, 306,019.58 and 70,893.48 is: 106,340.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,013.21 : 306,019.58 = 70,893.48 : x
  2. Step 2: Convert to fraction form
    204,013.21/306,019.58 = 70,893.48/x
  3. Step 3: Cross multiply
    204,013.21x = 306,019.58 × 70,893.48
  4. Step 4: Simplify right side
    204,013.21x = 21,694,792,544.55
  5. Step 5: Solve for x
    x = 21,694,792,544.55/204,013.21
  6. Step 6: Final answer
    x = 106,340.14

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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.