Home / 197,710.11-296,265.87-130,911.03

Finding the Fourth Proportional to 197,710.11, 296,265.87 and 130,911.03

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Solution

The fourth proportional to 197,710.11, 296,265.87 and 130,911.03 is: 196,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,710.11 : 296,265.87 = 130,911.03 : x
  2. Step 2: Convert to fraction form
    197,710.11/296,265.87 = 130,911.03/x
  3. Step 3: Cross multiply
    197,710.11x = 296,265.87 × 130,911.03
  4. Step 4: Simplify right side
    197,710.11x = 38,784,470,195.55
  5. Step 5: Solve for x
    x = 38,784,470,195.55/197,710.11
  6. Step 6: Final answer
    x = 196,168.37

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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.