Home / 41,872.28-57,780.72-23,717.79

Finding the Fourth Proportional to 41,872.28, 57,780.72 and 23,717.79

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Solution

The fourth proportional to 41,872.28, 57,780.72 and 23,717.79 is: 32,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,872.28 : 57,780.72 = 23,717.79 : x
  2. Step 2: Convert to fraction form
    41,872.28/57,780.72 = 23,717.79/x
  3. Step 3: Cross multiply
    41,872.28x = 57,780.72 × 23,717.79
  4. Step 4: Simplify right side
    41,872.28x = 1,370,430,983.01
  5. Step 5: Solve for x
    x = 1,370,430,983.01/41,872.28
  6. Step 6: Final answer
    x = 32,728.84

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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.