Home / 190,399.32-262,745.36-104,356.44

Finding the Fourth Proportional to 190,399.32, 262,745.36 and 104,356.44

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Solution

The fourth proportional to 190,399.32, 262,745.36 and 104,356.44 is: 144,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,399.32 : 262,745.36 = 104,356.44 : x
  2. Step 2: Convert to fraction form
    190,399.32/262,745.36 = 104,356.44/x
  3. Step 3: Cross multiply
    190,399.32x = 262,745.36 × 104,356.44
  4. Step 4: Simplify right side
    190,399.32x = 27,419,170,396.12
  5. Step 5: Solve for x
    x = 27,419,170,396.12/190,399.32
  6. Step 6: Final answer
    x = 144,008.76

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1.5x scale

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.