Home / 108,198.37-162,297.56-70,993.86

Finding the Fourth Proportional to 108,198.37, 162,297.56 and 70,993.86

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Solution

The fourth proportional to 108,198.37, 162,297.56 and 70,993.86 is: 106,490.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,198.37 : 162,297.56 = 70,993.86 : x
  2. Step 2: Convert to fraction form
    108,198.37/162,297.56 = 70,993.86/x
  3. Step 3: Cross multiply
    108,198.37x = 162,297.56 × 70,993.86
  4. Step 4: Simplify right side
    108,198.37x = 11,522,130,252.98
  5. Step 5: Solve for x
    x = 11,522,130,252.98/108,198.37
  6. Step 6: Final answer
    x = 106,490.79

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1.5x scale

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.