Home / 30,202.88-41,680.52-16,775.37

Finding the Fourth Proportional to 30,202.88, 41,680.52 and 16,775.37

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Solution

The fourth proportional to 30,202.88, 41,680.52 and 16,775.37 is: 23,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,202.88 : 41,680.52 = 16,775.37 : x
  2. Step 2: Convert to fraction form
    30,202.88/41,680.52 = 16,775.37/x
  3. Step 3: Cross multiply
    30,202.88x = 41,680.52 × 16,775.37
  4. Step 4: Simplify right side
    30,202.88x = 699,206,060.92
  5. Step 5: Solve for x
    x = 699,206,060.92/30,202.88
  6. Step 6: Final answer
    x = 23,150.31

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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.