Home / 30,202.08-41,679.12-16,773.56

Finding the Fourth Proportional to 30,202.08, 41,679.12 and 16,773.56

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Solution

The fourth proportional to 30,202.08, 41,679.12 and 16,773.56 is: 23,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,202.08 : 41,679.12 = 16,773.56 : x
  2. Step 2: Convert to fraction form
    30,202.08/41,679.12 = 16,773.56/x
  3. Step 3: Cross multiply
    30,202.08x = 41,679.12 × 16,773.56
  4. Step 4: Simplify right side
    30,202.08x = 699,107,220.07
  5. Step 5: Solve for x
    x = 699,107,220.07/30,202.08
  6. Step 6: Final answer
    x = 23,147.65

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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.