Home / 254,939.40-351,791.10-194,549.04

Finding the Fourth Proportional to 254,939.40, 351,791.10 and 194,549.04

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Solution

The fourth proportional to 254,939.40, 351,791.10 and 194,549.04 is: 268,458.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,939.40 : 351,791.10 = 194,549.04 : x
  2. Step 2: Convert to fraction form
    254,939.40/351,791.10 = 194,549.04/x
  3. Step 3: Cross multiply
    254,939.40x = 351,791.10 × 194,549.04
  4. Step 4: Simplify right side
    254,939.40x = 68,440,620,785.54
  5. Step 5: Solve for x
    x = 68,440,620,785.54/254,939.40
  6. Step 6: Final answer
    x = 268,458.39

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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.