Home / 74,986.44-112,442.58-25,049.40

Finding the Fourth Proportional to 74,986.44, 112,442.58 and 25,049.40

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Solution

The fourth proportional to 74,986.44, 112,442.58 and 25,049.40 is: 37,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,986.44 : 112,442.58 = 25,049.40 : x
  2. Step 2: Convert to fraction form
    74,986.44/112,442.58 = 25,049.40/x
  3. Step 3: Cross multiply
    74,986.44x = 112,442.58 × 25,049.40
  4. Step 4: Simplify right side
    74,986.44x = 2,816,619,163.45
  5. Step 5: Solve for x
    x = 2,816,619,163.45/74,986.44
  6. Step 6: Final answer
    x = 37,561.71

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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.