Home / 190,174.26-262,439.48-104,131.68

Finding the Fourth Proportional to 190,174.26, 262,439.48 and 104,131.68

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Solution

The fourth proportional to 190,174.26, 262,439.48 and 104,131.68 is: 143,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,174.26 : 262,439.48 = 104,131.68 : x
  2. Step 2: Convert to fraction form
    190,174.26/262,439.48 = 104,131.68/x
  3. Step 3: Cross multiply
    190,174.26x = 262,439.48 × 104,131.68
  4. Step 4: Simplify right side
    190,174.26x = 27,328,263,950.73
  5. Step 5: Solve for x
    x = 27,328,263,950.73/190,174.26
  6. Step 6: Final answer
    x = 143,701.17

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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.