Home / 198,237.89-273,191.19-194,594.51

Finding the Fourth Proportional to 198,237.89, 273,191.19 and 194,594.51

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Solution

The fourth proportional to 198,237.89, 273,191.19 and 194,594.51 is: 268,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,237.89 : 273,191.19 = 194,594.51 : x
  2. Step 2: Convert to fraction form
    198,237.89/273,191.19 = 194,594.51/x
  3. Step 3: Cross multiply
    198,237.89x = 273,191.19 × 194,594.51
  4. Step 4: Simplify right side
    198,237.89x = 53,161,504,781.39
  5. Step 5: Solve for x
    x = 53,161,504,781.39/198,237.89
  6. Step 6: Final answer
    x = 268,170.25

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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.