Home / 49,945.43-74,930.20-16,665.77

Finding the Fourth Proportional to 49,945.43, 74,930.20 and 16,665.77

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Solution

The fourth proportional to 49,945.43, 74,930.20 and 16,665.77 is: 25,002.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,945.43 : 74,930.20 = 16,665.77 : x
  2. Step 2: Convert to fraction form
    49,945.43/74,930.20 = 16,665.77/x
  3. Step 3: Cross multiply
    49,945.43x = 74,930.20 × 16,665.77
  4. Step 4: Simplify right side
    49,945.43x = 1,248,769,624.92
  5. Step 5: Solve for x
    x = 1,248,769,624.92/49,945.43
  6. Step 6: Final answer
    x = 25,002.68

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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.