Home / 197,829.72-273,004.02-107,185.05

Finding the Fourth Proportional to 197,829.72, 273,004.02 and 107,185.05

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Solution

The fourth proportional to 197,829.72, 273,004.02 and 107,185.05 is: 147,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,829.72 : 273,004.02 = 107,185.05 : x
  2. Step 2: Convert to fraction form
    197,829.72/273,004.02 = 107,185.05/x
  3. Step 3: Cross multiply
    197,829.72x = 273,004.02 × 107,185.05
  4. Step 4: Simplify right side
    197,829.72x = 29,261,949,533.90
  5. Step 5: Solve for x
    x = 29,261,949,533.90/197,829.72
  6. Step 6: Final answer
    x = 147,914.83

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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.