Home / 197,847.48-273,146.22-129,983.04

Finding the Fourth Proportional to 197,847.48, 273,146.22 and 129,983.04

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Solution

The fourth proportional to 197,847.48, 273,146.22 and 129,983.04 is: 179,453.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,847.48 : 273,146.22 = 129,983.04 : x
  2. Step 2: Convert to fraction form
    197,847.48/273,146.22 = 129,983.04/x
  3. Step 3: Cross multiply
    197,847.48x = 273,146.22 × 129,983.04
  4. Step 4: Simplify right side
    197,847.48x = 35,504,376,040.11
  5. Step 5: Solve for x
    x = 35,504,376,040.11/197,847.48
  6. Step 6: Final answer
    x = 179,453.26

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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.