Home / 197,402.38-296,103.60-55,268.57

Finding the Fourth Proportional to 197,402.38, 296,103.60 and 55,268.57

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Solution

The fourth proportional to 197,402.38, 296,103.60 and 55,268.57 is: 82,902.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,402.38 : 296,103.60 = 55,268.57 : x
  2. Step 2: Convert to fraction form
    197,402.38/296,103.60 = 55,268.57/x
  3. Step 3: Cross multiply
    197,402.38x = 296,103.60 × 55,268.57
  4. Step 4: Simplify right side
    197,402.38x = 16,365,223,284.11
  5. Step 5: Solve for x
    x = 16,365,223,284.11/197,402.38
  6. Step 6: Final answer
    x = 82,902.87

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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.