Home / 179,747.12-248,140.91-111,785.98

Finding the Fourth Proportional to 179,747.12, 248,140.91 and 111,785.98

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Solution

The fourth proportional to 179,747.12, 248,140.91 and 111,785.98 is: 154,320.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,747.12 : 248,140.91 = 111,785.98 : x
  2. Step 2: Convert to fraction form
    179,747.12/248,140.91 = 111,785.98/x
  3. Step 3: Cross multiply
    179,747.12x = 248,140.91 × 111,785.98
  4. Step 4: Simplify right side
    179,747.12x = 27,738,675,018.95
  5. Step 5: Solve for x
    x = 27,738,675,018.95/179,747.12
  6. Step 6: Final answer
    x = 154,320.56

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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.