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Finding the Fourth Proportional to 51,323.60, 76,936.80 and 16,244.12

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Solution

The fourth proportional to 51,323.60, 76,936.80 and 16,244.12 is: 24,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,323.60 : 76,936.80 = 16,244.12 : x
  2. Step 2: Convert to fraction form
    51,323.60/76,936.80 = 16,244.12/x
  3. Step 3: Cross multiply
    51,323.60x = 76,936.80 × 16,244.12
  4. Step 4: Simplify right side
    51,323.60x = 1,249,770,611.62
  5. Step 5: Solve for x
    x = 1,249,770,611.62/51,323.60
  6. Step 6: Final answer
    x = 24,350.80

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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.