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Finding the Fourth Proportional to 114,916.98, 172,375.46 and 36,037.56

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Solution

The fourth proportional to 114,916.98, 172,375.46 and 36,037.56 is: 54,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,916.98 : 172,375.46 = 36,037.56 : x
  2. Step 2: Convert to fraction form
    114,916.98/172,375.46 = 36,037.56/x
  3. Step 3: Cross multiply
    114,916.98x = 172,375.46 × 36,037.56
  4. Step 4: Simplify right side
    114,916.98x = 6,211,990,982.28
  5. Step 5: Solve for x
    x = 6,211,990,982.28/114,916.98
  6. Step 6: Final answer
    x = 54,056.34

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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.