Home / 74,539.76-111,854.28-27,825.44

Finding the Fourth Proportional to 74,539.76, 111,854.28 and 27,825.44

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Solution

The fourth proportional to 74,539.76, 111,854.28 and 27,825.44 is: 41,754.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,539.76 : 111,854.28 = 27,825.44 : x
  2. Step 2: Convert to fraction form
    74,539.76/111,854.28 = 27,825.44/x
  3. Step 3: Cross multiply
    74,539.76x = 111,854.28 × 27,825.44
  4. Step 4: Simplify right side
    74,539.76x = 3,112,394,556.88
  5. Step 5: Solve for x
    x = 3,112,394,556.88/74,539.76
  6. Step 6: Final answer
    x = 41,754.82

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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.