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Finding the Fourth Proportional to 57,802.75, 86,704.14 and 16,249.75

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Solution

The fourth proportional to 57,802.75, 86,704.14 and 16,249.75 is: 24,374.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,802.75 : 86,704.14 = 16,249.75 : x
  2. Step 2: Convert to fraction form
    57,802.75/86,704.14 = 16,249.75/x
  3. Step 3: Cross multiply
    57,802.75x = 86,704.14 × 16,249.75
  4. Step 4: Simplify right side
    57,802.75x = 1,408,920,598.97
  5. Step 5: Solve for x
    x = 1,408,920,598.97/57,802.75
  6. Step 6: Final answer
    x = 24,374.63

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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.