Home / 198,180.88-273,112.07-194,537.16

Finding the Fourth Proportional to 198,180.88, 273,112.07 and 194,537.16

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Solution

The fourth proportional to 198,180.88, 273,112.07 and 194,537.16 is: 268,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,180.88 : 273,112.07 = 194,537.16 : x
  2. Step 2: Convert to fraction form
    198,180.88/273,112.07 = 194,537.16/x
  3. Step 3: Cross multiply
    198,180.88x = 273,112.07 × 194,537.16
  4. Step 4: Simplify right side
    198,180.88x = 53,130,445,486.84
  5. Step 5: Solve for x
    x = 53,130,445,486.84/198,180.88
  6. Step 6: Final answer
    x = 268,090.68

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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.