Home / 197,984.07-273,215.16-107,338.32

Finding the Fourth Proportional to 197,984.07, 273,215.16 and 107,338.32

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Solution

The fourth proportional to 197,984.07, 273,215.16 and 107,338.32 is: 148,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,984.07 : 273,215.16 = 107,338.32 : x
  2. Step 2: Convert to fraction form
    197,984.07/273,215.16 = 107,338.32/x
  3. Step 3: Cross multiply
    197,984.07x = 273,215.16 × 107,338.32
  4. Step 4: Simplify right side
    197,984.07x = 29,326,456,272.93
  5. Step 5: Solve for x
    x = 29,326,456,272.93/197,984.07
  6. Step 6: Final answer
    x = 148,125.33

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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.