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Finding the Fourth Proportional to 104,149.67, 156,224.74 and 37,636.78

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Solution

The fourth proportional to 104,149.67, 156,224.74 and 37,636.78 is: 56,455.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,149.67 : 156,224.74 = 37,636.78 : x
  2. Step 2: Convert to fraction form
    104,149.67/156,224.74 = 37,636.78/x
  3. Step 3: Cross multiply
    104,149.67x = 156,224.74 × 37,636.78
  4. Step 4: Simplify right side
    104,149.67x = 5,879,795,685.28
  5. Step 5: Solve for x
    x = 5,879,795,685.28/104,149.67
  6. Step 6: Final answer
    x = 56,455.25

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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.