Home / 94,891.18-130,936.26-54,589.54

Finding the Fourth Proportional to 94,891.18, 130,936.26 and 54,589.54

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Solution

The fourth proportional to 94,891.18, 130,936.26 and 54,589.54 is: 75,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,891.18 : 130,936.26 = 54,589.54 : x
  2. Step 2: Convert to fraction form
    94,891.18/130,936.26 = 54,589.54/x
  3. Step 3: Cross multiply
    94,891.18x = 130,936.26 × 54,589.54
  4. Step 4: Simplify right side
    94,891.18x = 7,147,750,202.72
  5. Step 5: Solve for x
    x = 7,147,750,202.72/94,891.18
  6. Step 6: Final answer
    x = 75,325.76

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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.