Home / 43,912.54-65,868.98-10,632.56

Finding the Fourth Proportional to 43,912.54, 65,868.98 and 10,632.56

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Solution

The fourth proportional to 43,912.54, 65,868.98 and 10,632.56 is: 15,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,912.54 : 65,868.98 = 10,632.56 : x
  2. Step 2: Convert to fraction form
    43,912.54/65,868.98 = 10,632.56/x
  3. Step 3: Cross multiply
    43,912.54x = 65,868.98 × 10,632.56
  4. Step 4: Simplify right side
    43,912.54x = 700,355,499.48
  5. Step 5: Solve for x
    x = 700,355,499.48/43,912.54
  6. Step 6: Final answer
    x = 15,948.87

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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.