Home / 197,013.14-295,639.23-78,674.57

Finding the Fourth Proportional to 197,013.14, 295,639.23 and 78,674.57

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Solution

The fourth proportional to 197,013.14, 295,639.23 and 78,674.57 is: 118,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,013.14 : 295,639.23 = 78,674.57 : x
  2. Step 2: Convert to fraction form
    197,013.14/295,639.23 = 78,674.57/x
  3. Step 3: Cross multiply
    197,013.14x = 295,639.23 × 78,674.57
  4. Step 4: Simplify right side
    197,013.14x = 23,259,289,295.38
  5. Step 5: Solve for x
    x = 23,259,289,295.38/197,013.14
  6. Step 6: Final answer
    x = 118,059.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.