Home / 231,698.35-319,770.66-141,107.41

Finding the Fourth Proportional to 231,698.35, 319,770.66 and 141,107.41

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Solution

The fourth proportional to 231,698.35, 319,770.66 and 141,107.41 is: 194,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,698.35 : 319,770.66 = 141,107.41 : x
  2. Step 2: Convert to fraction form
    231,698.35/319,770.66 = 141,107.41/x
  3. Step 3: Cross multiply
    231,698.35x = 319,770.66 × 141,107.41
  4. Step 4: Simplify right side
    231,698.35x = 45,122,009,626.59
  5. Step 5: Solve for x
    x = 45,122,009,626.59/231,698.35
  6. Step 6: Final answer
    x = 194,744.63

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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.