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Finding the Fourth Proportional to 54,998.58, 82,433.17 and 25,353.80

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Solution

The fourth proportional to 54,998.58, 82,433.17 and 25,353.80 is: 38,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,998.58 : 82,433.17 = 25,353.80 : x
  2. Step 2: Convert to fraction form
    54,998.58/82,433.17 = 25,353.80/x
  3. Step 3: Cross multiply
    54,998.58x = 82,433.17 × 25,353.80
  4. Step 4: Simplify right side
    54,998.58x = 2,089,994,105.55
  5. Step 5: Solve for x
    x = 2,089,994,105.55/54,998.58
  6. Step 6: Final answer
    x = 38,000.87

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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.