Home / 46,489.28-69,733.32-11,429.24

Finding the Fourth Proportional to 46,489.28, 69,733.32 and 11,429.24

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Solution

The fourth proportional to 46,489.28, 69,733.32 and 11,429.24 is: 17,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,489.28 : 69,733.32 = 11,429.24 : x
  2. Step 2: Convert to fraction form
    46,489.28/69,733.32 = 11,429.24/x
  3. Step 3: Cross multiply
    46,489.28x = 69,733.32 × 11,429.24
  4. Step 4: Simplify right side
    46,489.28x = 796,998,850.28
  5. Step 5: Solve for x
    x = 796,998,850.28/46,489.28
  6. Step 6: Final answer
    x = 17,143.71

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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.