Home / 197,087.27-271,980.41-106,443.25

Finding the Fourth Proportional to 197,087.27, 271,980.41 and 106,443.25

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Solution

The fourth proportional to 197,087.27, 271,980.41 and 106,443.25 is: 146,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,087.27 : 271,980.41 = 106,443.25 : x
  2. Step 2: Convert to fraction form
    197,087.27/271,980.41 = 106,443.25/x
  3. Step 3: Cross multiply
    197,087.27x = 271,980.41 × 106,443.25
  4. Step 4: Simplify right side
    197,087.27x = 28,950,477,564.57
  5. Step 5: Solve for x
    x = 28,950,477,564.57/197,087.27
  6. Step 6: Final answer
    x = 146,891.67

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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.