Home / 197,892.07-273,104.72-120,397.95

Finding the Fourth Proportional to 197,892.07, 273,104.72 and 120,397.95

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Solution

The fourth proportional to 197,892.07, 273,104.72 and 120,397.95 is: 166,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,892.07 : 273,104.72 = 120,397.95 : x
  2. Step 2: Convert to fraction form
    197,892.07/273,104.72 = 120,397.95/x
  3. Step 3: Cross multiply
    197,892.07x = 273,104.72 × 120,397.95
  4. Step 4: Simplify right side
    197,892.07x = 32,881,247,821.33
  5. Step 5: Solve for x
    x = 32,881,247,821.33/197,892.07
  6. Step 6: Final answer
    x = 166,157.48

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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.