Home / 67,086.84-100,629.24-17,166.48

Finding the Fourth Proportional to 67,086.84, 100,629.24 and 17,166.48

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Solution

The fourth proportional to 67,086.84, 100,629.24 and 17,166.48 is: 25,749.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,086.84 : 100,629.24 = 17,166.48 : x
  2. Step 2: Convert to fraction form
    67,086.84/100,629.24 = 17,166.48/x
  3. Step 3: Cross multiply
    67,086.84x = 100,629.24 × 17,166.48
  4. Step 4: Simplify right side
    67,086.84x = 1,727,449,835.88
  5. Step 5: Solve for x
    x = 1,727,449,835.88/67,086.84
  6. Step 6: Final answer
    x = 25,749.46

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1.5x scale

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.