Home / 120,969.05-166,924.60-67,245.39

Finding the Fourth Proportional to 120,969.05, 166,924.60 and 67,245.39

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Solution

The fourth proportional to 120,969.05, 166,924.60 and 67,245.39 is: 92,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,969.05 : 166,924.60 = 67,245.39 : x
  2. Step 2: Convert to fraction form
    120,969.05/166,924.60 = 67,245.39/x
  3. Step 3: Cross multiply
    120,969.05x = 166,924.60 × 67,245.39
  4. Step 4: Simplify right side
    120,969.05x = 11,224,909,659.48
  5. Step 5: Solve for x
    x = 11,224,909,659.48/120,969.05
  6. Step 6: Final answer
    x = 92,791.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.