Home / 141,036.20-194,617.56-80,594.84

Finding the Fourth Proportional to 141,036.20, 194,617.56 and 80,594.84

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Solution

The fourth proportional to 141,036.20, 194,617.56 and 80,594.84 is: 111,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,036.20 : 194,617.56 = 80,594.84 : x
  2. Step 2: Convert to fraction form
    141,036.20/194,617.56 = 80,594.84/x
  3. Step 3: Cross multiply
    141,036.20x = 194,617.56 × 80,594.84
  4. Step 4: Simplify right side
    141,036.20x = 15,685,171,109.39
  5. Step 5: Solve for x
    x = 15,685,171,109.39/141,036.20
  6. Step 6: Final answer
    x = 111,213.80

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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.