Home / 185,450.14-255,927.25-120,961.59

Finding the Fourth Proportional to 185,450.14, 255,927.25 and 120,961.59

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Solution

The fourth proportional to 185,450.14, 255,927.25 and 120,961.59 is: 166,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,450.14 : 255,927.25 = 120,961.59 : x
  2. Step 2: Convert to fraction form
    185,450.14/255,927.25 = 120,961.59/x
  3. Step 3: Cross multiply
    185,450.14x = 255,927.25 × 120,961.59
  4. Step 4: Simplify right side
    185,450.14x = 30,957,365,595.39
  5. Step 5: Solve for x
    x = 30,957,365,595.39/185,450.14
  6. Step 6: Final answer
    x = 166,930.94

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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.