Home / 34,659.60-51,989.40-17,163.60

Finding the Fourth Proportional to 34,659.60, 51,989.40 and 17,163.60

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Solution

The fourth proportional to 34,659.60, 51,989.40 and 17,163.60 is: 25,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,659.60 : 51,989.40 = 17,163.60 : x
  2. Step 2: Convert to fraction form
    34,659.60/51,989.40 = 17,163.60/x
  3. Step 3: Cross multiply
    34,659.60x = 51,989.40 × 17,163.60
  4. Step 4: Simplify right side
    34,659.60x = 892,325,265.84
  5. Step 5: Solve for x
    x = 892,325,265.84/34,659.60
  6. Step 6: Final answer
    x = 25,745.40

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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.