Home / 30,200.90-41,677.81-16,773.41

Finding the Fourth Proportional to 30,200.90, 41,677.81 and 16,773.41

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Solution

The fourth proportional to 30,200.90, 41,677.81 and 16,773.41 is: 23,147.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200.90 : 41,677.81 = 16,773.41 : x
  2. Step 2: Convert to fraction form
    30,200.90/41,677.81 = 16,773.41/x
  3. Step 3: Cross multiply
    30,200.90x = 41,677.81 × 16,773.41
  4. Step 4: Simplify right side
    30,200.90x = 699,079,057.29
  5. Step 5: Solve for x
    x = 699,079,057.29/30,200.90
  6. Step 6: Final answer
    x = 23,147.62

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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.