Home / 48,825.75-73,238.64-11,889.75

Finding the Fourth Proportional to 48,825.75, 73,238.64 and 11,889.75

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Solution

The fourth proportional to 48,825.75, 73,238.64 and 11,889.75 is: 17,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,825.75 : 73,238.64 = 11,889.75 : x
  2. Step 2: Convert to fraction form
    48,825.75/73,238.64 = 11,889.75/x
  3. Step 3: Cross multiply
    48,825.75x = 73,238.64 × 11,889.75
  4. Step 4: Simplify right side
    48,825.75x = 870,789,119.94
  5. Step 5: Solve for x
    x = 870,789,119.94/48,825.75
  6. Step 6: Final answer
    x = 17,834.63

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1.5x scale

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.