Home / 197,909.18-296,163-123,064.56

Finding the Fourth Proportional to 197,909.18, 296,163 and 123,064.56

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Solution

The fourth proportional to 197,909.18, 296,163 and 123,064.56 is: 184,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,909.18 : 296,163 = 123,064.56 : x
  2. Step 2: Convert to fraction form
    197,909.18/296,163 = 123,064.56/x
  3. Step 3: Cross multiply
    197,909.18x = 296,163 × 123,064.56
  4. Step 4: Simplify right side
    197,909.18x = 36,447,169,283.28
  5. Step 5: Solve for x
    x = 36,447,169,283.28/197,909.18
  6. Step 6: Final answer
    x = 184,161.09

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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.