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Finding the Fourth Proportional to 57,994.83, 80,003.84 and 36,740.43

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Solution

The fourth proportional to 57,994.83, 80,003.84 and 36,740.43 is: 50,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,994.83 : 80,003.84 = 36,740.43 : x
  2. Step 2: Convert to fraction form
    57,994.83/80,003.84 = 36,740.43/x
  3. Step 3: Cross multiply
    57,994.83x = 80,003.84 × 36,740.43
  4. Step 4: Simplify right side
    57,994.83x = 2,939,375,299.55
  5. Step 5: Solve for x
    x = 2,939,375,299.55/57,994.83
  6. Step 6: Final answer
    x = 50,683.40

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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.