Home / 20,107.45-30,166.14-6,067.18

Finding the Fourth Proportional to 20,107.45, 30,166.14 and 6,067.18

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Solution

The fourth proportional to 20,107.45, 30,166.14 and 6,067.18 is: 9,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107.45 : 30,166.14 = 6,067.18 : x
  2. Step 2: Convert to fraction form
    20,107.45/30,166.14 = 6,067.18/x
  3. Step 3: Cross multiply
    20,107.45x = 30,166.14 × 6,067.18
  4. Step 4: Simplify right side
    20,107.45x = 183,023,401.29
  5. Step 5: Solve for x
    x = 183,023,401.29/20,107.45
  6. Step 6: Final answer
    x = 9,102.27

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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.