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Finding the Fourth Proportional to 40,245.60, 60,344.40 and 24,674.40

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Solution

The fourth proportional to 40,245.60, 60,344.40 and 24,674.40 is: 36,996.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.60 : 60,344.40 = 24,674.40 : x
  2. Step 2: Convert to fraction form
    40,245.60/60,344.40 = 24,674.40/x
  3. Step 3: Cross multiply
    40,245.60x = 60,344.40 × 24,674.40
  4. Step 4: Simplify right side
    40,245.60x = 1,488,961,863.36
  5. Step 5: Solve for x
    x = 1,488,961,863.36/40,245.60
  6. Step 6: Final answer
    x = 36,996.89

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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.