Home / 45,783.20-68,739.60-35,933.60

Finding the Fourth Proportional to 45,783.20, 68,739.60 and 35,933.60

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Solution

The fourth proportional to 45,783.20, 68,739.60 and 35,933.60 is: 53,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,783.20 : 68,739.60 = 35,933.60 : x
  2. Step 2: Convert to fraction form
    45,783.20/68,739.60 = 35,933.60/x
  3. Step 3: Cross multiply
    45,783.20x = 68,739.60 × 35,933.60
  4. Step 4: Simplify right side
    45,783.20x = 2,470,061,290.56
  5. Step 5: Solve for x
    x = 2,470,061,290.56/45,783.20
  6. Step 6: Final answer
    x = 53,951.26

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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.