Home / 45,485.44-68,187.84-17,762.56

Finding the Fourth Proportional to 45,485.44, 68,187.84 and 17,762.56

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Solution

The fourth proportional to 45,485.44, 68,187.84 and 17,762.56 is: 26,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,485.44 : 68,187.84 = 17,762.56 : x
  2. Step 2: Convert to fraction form
    45,485.44/68,187.84 = 17,762.56/x
  3. Step 3: Cross multiply
    45,485.44x = 68,187.84 × 17,762.56
  4. Step 4: Simplify right side
    45,485.44x = 1,211,190,599.27
  5. Step 5: Solve for x
    x = 1,211,190,599.27/45,485.44
  6. Step 6: Final answer
    x = 26,628.09

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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.