Home / 141,050.37-194,649.49-80,622.31

Finding the Fourth Proportional to 141,050.37, 194,649.49 and 80,622.31

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Solution

The fourth proportional to 141,050.37, 194,649.49 and 80,622.31 is: 111,258.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050.37 : 194,649.49 = 80,622.31 : x
  2. Step 2: Convert to fraction form
    141,050.37/194,649.49 = 80,622.31/x
  3. Step 3: Cross multiply
    141,050.37x = 194,649.49 × 80,622.31
  4. Step 4: Simplify right side
    141,050.37x = 15,693,091,524.12
  5. Step 5: Solve for x
    x = 15,693,091,524.12/141,050.37
  6. Step 6: Final answer
    x = 111,258.78

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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.