Home / 192,415.06-265,512.18-111,825.73

Finding the Fourth Proportional to 192,415.06, 265,512.18 and 111,825.73

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Solution

The fourth proportional to 192,415.06, 265,512.18 and 111,825.73 is: 154,307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,415.06 : 265,512.18 = 111,825.73 : x
  2. Step 2: Convert to fraction form
    192,415.06/265,512.18 = 111,825.73/x
  3. Step 3: Cross multiply
    192,415.06x = 265,512.18 × 111,825.73
  4. Step 4: Simplify right side
    192,415.06x = 29,691,093,352.39
  5. Step 5: Solve for x
    x = 29,691,093,352.39/192,415.06
  6. Step 6: Final answer
    x = 154,307.53

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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.