Home / 49,746.06-74,622.33-20,163.24

Finding the Fourth Proportional to 49,746.06, 74,622.33 and 20,163.24

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Solution

The fourth proportional to 49,746.06, 74,622.33 and 20,163.24 is: 30,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,746.06 : 74,622.33 = 20,163.24 : x
  2. Step 2: Convert to fraction form
    49,746.06/74,622.33 = 20,163.24/x
  3. Step 3: Cross multiply
    49,746.06x = 74,622.33 × 20,163.24
  4. Step 4: Simplify right side
    49,746.06x = 1,504,627,949.15
  5. Step 5: Solve for x
    x = 1,504,627,949.15/49,746.06
  6. Step 6: Final answer
    x = 30,246.17

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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.