Home / 30,096.23-45,171.68-20,242.44

Finding the Fourth Proportional to 30,096.23, 45,171.68 and 20,242.44

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Solution

The fourth proportional to 30,096.23, 45,171.68 and 20,242.44 is: 30,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096.23 : 45,171.68 = 20,242.44 : x
  2. Step 2: Convert to fraction form
    30,096.23/45,171.68 = 20,242.44/x
  3. Step 3: Cross multiply
    30,096.23x = 45,171.68 × 20,242.44
  4. Step 4: Simplify right side
    30,096.23x = 914,384,920.89
  5. Step 5: Solve for x
    x = 914,384,920.89/30,096.23
  6. Step 6: Final answer
    x = 30,382.05

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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.