Home / 126,041.60-188,884.20-69,906.44

Finding the Fourth Proportional to 126,041.60, 188,884.20 and 69,906.44

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Solution

The fourth proportional to 126,041.60, 188,884.20 and 69,906.44 is: 104,760.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,041.60 : 188,884.20 = 69,906.44 : x
  2. Step 2: Convert to fraction form
    126,041.60/188,884.20 = 69,906.44/x
  3. Step 3: Cross multiply
    126,041.60x = 188,884.20 × 69,906.44
  4. Step 4: Simplify right side
    126,041.60x = 13,204,221,994.25
  5. Step 5: Solve for x
    x = 13,204,221,994.25/126,041.60
  6. Step 6: Final answer
    x = 104,760.82

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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.