Home / 43,922.28-65,800.76-21,709.65

Finding the Fourth Proportional to 43,922.28, 65,800.76 and 21,709.65

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Solution

The fourth proportional to 43,922.28, 65,800.76 and 21,709.65 is: 32,523.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,922.28 : 65,800.76 = 21,709.65 : x
  2. Step 2: Convert to fraction form
    43,922.28/65,800.76 = 21,709.65/x
  3. Step 3: Cross multiply
    43,922.28x = 65,800.76 × 21,709.65
  4. Step 4: Simplify right side
    43,922.28x = 1,428,511,360.79
  5. Step 5: Solve for x
    x = 1,428,511,360.79/43,922.28
  6. Step 6: Final answer
    x = 32,523.62

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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.