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Finding the Fourth Proportional to 33,350.80, 50,026.20 and 11,160.04

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Solution

The fourth proportional to 33,350.80, 50,026.20 and 11,160.04 is: 16,740.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,350.80 : 50,026.20 = 11,160.04 : x
  2. Step 2: Convert to fraction form
    33,350.80/50,026.20 = 11,160.04/x
  3. Step 3: Cross multiply
    33,350.80x = 50,026.20 × 11,160.04
  4. Step 4: Simplify right side
    33,350.80x = 558,294,393.05
  5. Step 5: Solve for x
    x = 558,294,393.05/33,350.80
  6. Step 6: Final answer
    x = 16,740.06

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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.