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Finding the Fourth Proportional to 40,341.80, 60,520.80 and 33,813.20

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Solution

The fourth proportional to 40,341.80, 60,520.80 and 33,813.20 is: 50,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,341.80 : 60,520.80 = 33,813.20 : x
  2. Step 2: Convert to fraction form
    40,341.80/60,520.80 = 33,813.20/x
  3. Step 3: Cross multiply
    40,341.80x = 60,520.80 × 33,813.20
  4. Step 4: Simplify right side
    40,341.80x = 2,046,401,914.56
  5. Step 5: Solve for x
    x = 2,046,401,914.56/40,341.80
  6. Step 6: Final answer
    x = 50,726.59

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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.