Home / 43,229.10-64,849.32-16,930.43

Finding the Fourth Proportional to 43,229.10, 64,849.32 and 16,930.43

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Solution

The fourth proportional to 43,229.10, 64,849.32 and 16,930.43 is: 25,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,229.10 : 64,849.32 = 16,930.43 : x
  2. Step 2: Convert to fraction form
    43,229.10/64,849.32 = 16,930.43/x
  3. Step 3: Cross multiply
    43,229.10x = 64,849.32 × 16,930.43
  4. Step 4: Simplify right side
    43,229.10x = 1,097,926,548.56
  5. Step 5: Solve for x
    x = 1,097,926,548.56/43,229.10
  6. Step 6: Final answer
    x = 25,397.86

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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.