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Finding the Fourth Proportional to 166,685.80, 250,028.70 and 48,369.10

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Solution

The fourth proportional to 166,685.80, 250,028.70 and 48,369.10 is: 72,553.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,685.80 : 250,028.70 = 48,369.10 : x
  2. Step 2: Convert to fraction form
    166,685.80/250,028.70 = 48,369.10/x
  3. Step 3: Cross multiply
    166,685.80x = 250,028.70 × 48,369.10
  4. Step 4: Simplify right side
    166,685.80x = 12,093,663,193.17
  5. Step 5: Solve for x
    x = 12,093,663,193.17/166,685.80
  6. Step 6: Final answer
    x = 72,553.65

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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.