Home / 193,366.41-290,057.49-92,112.42

Finding the Fourth Proportional to 193,366.41, 290,057.49 and 92,112.42

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Solution

The fourth proportional to 193,366.41, 290,057.49 and 92,112.42 is: 138,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,366.41 : 290,057.49 = 92,112.42 : x
  2. Step 2: Convert to fraction form
    193,366.41/290,057.49 = 92,112.42/x
  3. Step 3: Cross multiply
    193,366.41x = 290,057.49 × 92,112.42
  4. Step 4: Simplify right side
    193,366.41x = 26,717,897,343.03
  5. Step 5: Solve for x
    x = 26,717,897,343.03/193,366.41
  6. Step 6: Final answer
    x = 138,172.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.