Home / 50,418.63-75,609.98-16,678.49

Finding the Fourth Proportional to 50,418.63, 75,609.98 and 16,678.49

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Solution

The fourth proportional to 50,418.63, 75,609.98 and 16,678.49 is: 25,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,418.63 : 75,609.98 = 16,678.49 : x
  2. Step 2: Convert to fraction form
    50,418.63/75,609.98 = 16,678.49/x
  3. Step 3: Cross multiply
    50,418.63x = 75,609.98 × 16,678.49
  4. Step 4: Simplify right side
    50,418.63x = 1,261,059,833.89
  5. Step 5: Solve for x
    x = 1,261,059,833.89/50,418.63
  6. Step 6: Final answer
    x = 25,011.78

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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.