Home / 179,747.58-248,141.55-111,786.45

Finding the Fourth Proportional to 179,747.58, 248,141.55 and 111,786.45

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Solution

The fourth proportional to 179,747.58, 248,141.55 and 111,786.45 is: 154,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,747.58 : 248,141.55 = 111,786.45 : x
  2. Step 2: Convert to fraction form
    179,747.58/248,141.55 = 111,786.45/x
  3. Step 3: Cross multiply
    179,747.58x = 248,141.55 × 111,786.45
  4. Step 4: Simplify right side
    179,747.58x = 27,738,863,542.06
  5. Step 5: Solve for x
    x = 27,738,863,542.06/179,747.58
  6. Step 6: Final answer
    x = 154,321.20

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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.