Home / 126,362.75-189,540.47-32,868.50

Finding the Fourth Proportional to 126,362.75, 189,540.47 and 32,868.50

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Solution

The fourth proportional to 126,362.75, 189,540.47 and 32,868.50 is: 49,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,362.75 : 189,540.47 = 32,868.50 : x
  2. Step 2: Convert to fraction form
    126,362.75/189,540.47 = 32,868.50/x
  3. Step 3: Cross multiply
    126,362.75x = 189,540.47 × 32,868.50
  4. Step 4: Simplify right side
    126,362.75x = 6,229,910,938.20
  5. Step 5: Solve for x
    x = 6,229,910,938.20/126,362.75
  6. Step 6: Final answer
    x = 49,301.80

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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.