Home / 42,203.23-63,286.38-20,022.94

Finding the Fourth Proportional to 42,203.23, 63,286.38 and 20,022.94

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Solution

The fourth proportional to 42,203.23, 63,286.38 and 20,022.94 is: 30,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,203.23 : 63,286.38 = 20,022.94 : x
  2. Step 2: Convert to fraction form
    42,203.23/63,286.38 = 20,022.94/x
  3. Step 3: Cross multiply
    42,203.23x = 63,286.38 × 20,022.94
  4. Step 4: Simplify right side
    42,203.23x = 1,267,179,389.56
  5. Step 5: Solve for x
    x = 1,267,179,389.56/42,203.23
  6. Step 6: Final answer
    x = 30,025.65

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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.