Home / 197,704.18-296,494.94-71,328.00

Finding the Fourth Proportional to 197,704.18, 296,494.94 and 71,328.00

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Solution

The fourth proportional to 197,704.18, 296,494.94 and 71,328.00 is: 106,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,704.18 : 296,494.94 = 71,328.00 : x
  2. Step 2: Convert to fraction form
    197,704.18/296,494.94 = 71,328.00/x
  3. Step 3: Cross multiply
    197,704.18x = 296,494.94 × 71,328.00
  4. Step 4: Simplify right side
    197,704.18x = 21,148,390,146.78
  5. Step 5: Solve for x
    x = 21,148,390,146.78/197,704.18
  6. Step 6: Final answer
    x = 106,969.87

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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.