Home / 49,550.13-74,299.68-19,960.02

Finding the Fourth Proportional to 49,550.13, 74,299.68 and 19,960.02

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Solution

The fourth proportional to 49,550.13, 74,299.68 and 19,960.02 is: 29,929.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,550.13 : 74,299.68 = 19,960.02 : x
  2. Step 2: Convert to fraction form
    49,550.13/74,299.68 = 19,960.02/x
  3. Step 3: Cross multiply
    49,550.13x = 74,299.68 × 19,960.02
  4. Step 4: Simplify right side
    49,550.13x = 1,483,023,098.79
  5. Step 5: Solve for x
    x = 1,483,023,098.79/49,550.13
  6. Step 6: Final answer
    x = 29,929.75

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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.