Home / 28,973.20-43,512.60-25,344.40

Finding the Fourth Proportional to 28,973.20, 43,512.60 and 25,344.40

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Solution

The fourth proportional to 28,973.20, 43,512.60 and 25,344.40 is: 38,062.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973.20 : 43,512.60 = 25,344.40 : x
  2. Step 2: Convert to fraction form
    28,973.20/43,512.60 = 25,344.40/x
  3. Step 3: Cross multiply
    28,973.20x = 43,512.60 × 25,344.40
  4. Step 4: Simplify right side
    28,973.20x = 1,102,800,739.44
  5. Step 5: Solve for x
    x = 1,102,800,739.44/28,973.20
  6. Step 6: Final answer
    x = 38,062.79

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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.