Home / 179,135.97-247,104.96-111,951.33

Finding the Fourth Proportional to 179,135.97, 247,104.96 and 111,951.33

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Solution

The fourth proportional to 179,135.97, 247,104.96 and 111,951.33 is: 154,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,135.97 : 247,104.96 = 111,951.33 : x
  2. Step 2: Convert to fraction form
    179,135.97/247,104.96 = 111,951.33/x
  3. Step 3: Cross multiply
    179,135.97x = 247,104.96 × 111,951.33
  4. Step 4: Simplify right side
    179,135.97x = 27,663,728,921.60
  5. Step 5: Solve for x
    x = 27,663,728,921.60/179,135.97
  6. Step 6: Final answer
    x = 154,428.67

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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.