Home / 73,983.64-102,107.42-41,724.89

Finding the Fourth Proportional to 73,983.64, 102,107.42 and 41,724.89

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Solution

The fourth proportional to 73,983.64, 102,107.42 and 41,724.89 is: 57,585.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,983.64 : 102,107.42 = 41,724.89 : x
  2. Step 2: Convert to fraction form
    73,983.64/102,107.42 = 41,724.89/x
  3. Step 3: Cross multiply
    73,983.64x = 102,107.42 × 41,724.89
  4. Step 4: Simplify right side
    73,983.64x = 4,260,420,867.68
  5. Step 5: Solve for x
    x = 4,260,420,867.68/73,983.64
  6. Step 6: Final answer
    x = 57,585.99

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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.