Home / 190,856.82-263,453.22-163,891.02

Finding the Fourth Proportional to 190,856.82, 263,453.22 and 163,891.02

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Solution

The fourth proportional to 190,856.82, 263,453.22 and 163,891.02 is: 226,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,856.82 : 263,453.22 = 163,891.02 : x
  2. Step 2: Convert to fraction form
    190,856.82/263,453.22 = 163,891.02/x
  3. Step 3: Cross multiply
    190,856.82x = 263,453.22 × 163,891.02
  4. Step 4: Simplify right side
    190,856.82x = 43,177,616,948.08
  5. Step 5: Solve for x
    x = 43,177,616,948.08/190,856.82
  6. Step 6: Final answer
    x = 226,230.41

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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.