Home / 41,867.70-57,745.61-28,968.45

Finding the Fourth Proportional to 41,867.70, 57,745.61 and 28,968.45

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Solution

The fourth proportional to 41,867.70, 57,745.61 and 28,968.45 is: 39,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,867.70 : 57,745.61 = 28,968.45 : x
  2. Step 2: Convert to fraction form
    41,867.70/57,745.61 = 28,968.45/x
  3. Step 3: Cross multiply
    41,867.70x = 57,745.61 × 28,968.45
  4. Step 4: Simplify right side
    41,867.70x = 1,672,800,816.00
  5. Step 5: Solve for x
    x = 1,672,800,816.00/41,867.70
  6. Step 6: Final answer
    x = 39,954.45

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1.5x scale

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.