Home / 190,824.21-263,344.71-104,790.36

Finding the Fourth Proportional to 190,824.21, 263,344.71 and 104,790.36

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Solution

The fourth proportional to 190,824.21, 263,344.71 and 104,790.36 is: 144,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,824.21 : 263,344.71 = 104,790.36 : x
  2. Step 2: Convert to fraction form
    190,824.21/263,344.71 = 104,790.36/x
  3. Step 3: Cross multiply
    190,824.21x = 263,344.71 × 104,790.36
  4. Step 4: Simplify right side
    190,824.21x = 27,595,986,965.00
  5. Step 5: Solve for x
    x = 27,595,986,965.00/190,824.21
  6. Step 6: Final answer
    x = 144,614.71

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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.