Home / 197,953.50-273,176.58-107,309.64

Finding the Fourth Proportional to 197,953.50, 273,176.58 and 107,309.64

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Solution

The fourth proportional to 197,953.50, 273,176.58 and 107,309.64 is: 148,087.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,953.50 : 273,176.58 = 107,309.64 : x
  2. Step 2: Convert to fraction form
    197,953.50/273,176.58 = 107,309.64/x
  3. Step 3: Cross multiply
    197,953.50x = 273,176.58 × 107,309.64
  4. Step 4: Simplify right side
    197,953.50x = 29,314,480,456.23
  5. Step 5: Solve for x
    x = 29,314,480,456.23/197,953.50
  6. Step 6: Final answer
    x = 148,087.71

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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.