Home / 190,169.24-262,437.57-104,131.85

Finding the Fourth Proportional to 190,169.24, 262,437.57 and 104,131.85

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Solution

The fourth proportional to 190,169.24, 262,437.57 and 104,131.85 is: 143,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,169.24 : 262,437.57 = 104,131.85 : x
  2. Step 2: Convert to fraction form
    190,169.24/262,437.57 = 104,131.85/x
  3. Step 3: Cross multiply
    190,169.24x = 262,437.57 × 104,131.85
  4. Step 4: Simplify right side
    190,169.24x = 27,328,108,361.42
  5. Step 5: Solve for x
    x = 27,328,108,361.42/190,169.24
  6. Step 6: Final answer
    x = 143,704.15

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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.