Home / 30,163.92-41,627.52-20,076.24

Finding the Fourth Proportional to 30,163.92, 41,627.52 and 20,076.24

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Solution

The fourth proportional to 30,163.92, 41,627.52 and 20,076.24 is: 27,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,163.92 : 41,627.52 = 20,076.24 : x
  2. Step 2: Convert to fraction form
    30,163.92/41,627.52 = 20,076.24/x
  3. Step 3: Cross multiply
    30,163.92x = 41,627.52 × 20,076.24
  4. Step 4: Simplify right side
    30,163.92x = 835,724,082.12
  5. Step 5: Solve for x
    x = 835,724,082.12/30,163.92
  6. Step 6: Final answer
    x = 27,706.08

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1.5x scale

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.