Home / 106,908.89-160,364.03-28,022.44

Finding the Fourth Proportional to 106,908.89, 160,364.03 and 28,022.44

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Solution

The fourth proportional to 106,908.89, 160,364.03 and 28,022.44 is: 42,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,908.89 : 160,364.03 = 28,022.44 : x
  2. Step 2: Convert to fraction form
    106,908.89/160,364.03 = 28,022.44/x
  3. Step 3: Cross multiply
    106,908.89x = 160,364.03 × 28,022.44
  4. Step 4: Simplify right side
    106,908.89x = 4,493,791,408.83
  5. Step 5: Solve for x
    x = 4,493,791,408.83/106,908.89
  6. Step 6: Final answer
    x = 42,033.84

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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.