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Finding the Fourth Proportional to 168,037.89, 252,050.30 and 41,678.45

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Solution

The fourth proportional to 168,037.89, 252,050.30 and 41,678.45 is: 62,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,037.89 : 252,050.30 = 41,678.45 : x
  2. Step 2: Convert to fraction form
    168,037.89/252,050.30 = 41,678.45/x
  3. Step 3: Cross multiply
    168,037.89x = 252,050.30 × 41,678.45
  4. Step 4: Simplify right side
    168,037.89x = 10,505,065,826.04
  5. Step 5: Solve for x
    x = 10,505,065,826.04/168,037.89
  6. Step 6: Final answer
    x = 62,516.05

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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.