Home / 74,464.48-102,763.49-43,832.04

Finding the Fourth Proportional to 74,464.48, 102,763.49 and 43,832.04

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Solution

The fourth proportional to 74,464.48, 102,763.49 and 43,832.04 is: 60,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,464.48 : 102,763.49 = 43,832.04 : x
  2. Step 2: Convert to fraction form
    74,464.48/102,763.49 = 43,832.04/x
  3. Step 3: Cross multiply
    74,464.48x = 102,763.49 × 43,832.04
  4. Step 4: Simplify right side
    74,464.48x = 4,504,332,799.70
  5. Step 5: Solve for x
    x = 4,504,332,799.70/74,464.48
  6. Step 6: Final answer
    x = 60,489.68

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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.