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Finding the Fourth Proportional to 57,803.63, 86,705.46 and 16,250.63

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Solution

The fourth proportional to 57,803.63, 86,705.46 and 16,250.63 is: 24,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,803.63 : 86,705.46 = 16,250.63 : x
  2. Step 2: Convert to fraction form
    57,803.63/86,705.46 = 16,250.63/x
  3. Step 3: Cross multiply
    57,803.63x = 86,705.46 × 16,250.63
  4. Step 4: Simplify right side
    57,803.63x = 1,409,017,915.91
  5. Step 5: Solve for x
    x = 1,409,017,915.91/57,803.63
  6. Step 6: Final answer
    x = 24,375.94

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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.