Home / 231,844.96-319,995.84-141,230.80

Finding the Fourth Proportional to 231,844.96, 319,995.84 and 141,230.80

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Solution

The fourth proportional to 231,844.96, 319,995.84 and 141,230.80 is: 194,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,844.96 : 319,995.84 = 141,230.80 : x
  2. Step 2: Convert to fraction form
    231,844.96/319,995.84 = 141,230.80/x
  3. Step 3: Cross multiply
    231,844.96x = 319,995.84 × 141,230.80
  4. Step 4: Simplify right side
    231,844.96x = 45,193,268,479.87
  5. Step 5: Solve for x
    x = 45,193,268,479.87/231,844.96
  6. Step 6: Final answer
    x = 194,928.84

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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.