Home / 197,971.83-273,203.04-107,327.57

Finding the Fourth Proportional to 197,971.83, 273,203.04 and 107,327.57

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Solution

The fourth proportional to 197,971.83, 273,203.04 and 107,327.57 is: 148,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,971.83 : 273,203.04 = 107,327.57 : x
  2. Step 2: Convert to fraction form
    197,971.83/273,203.04 = 107,327.57/x
  3. Step 3: Cross multiply
    197,971.83x = 273,203.04 × 107,327.57
  4. Step 4: Simplify right side
    197,971.83x = 29,322,217,436.28
  5. Step 5: Solve for x
    x = 29,322,217,436.28/197,971.83
  6. Step 6: Final answer
    x = 148,113.08

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1.5x scale

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.