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Finding the Fourth Proportional to 168,936.44, 253,462.62 and 63,785.48

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Solution

The fourth proportional to 168,936.44, 253,462.62 and 63,785.48 is: 95,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,936.44 : 253,462.62 = 63,785.48 : x
  2. Step 2: Convert to fraction form
    168,936.44/253,462.62 = 63,785.48/x
  3. Step 3: Cross multiply
    168,936.44x = 253,462.62 × 63,785.48
  4. Step 4: Simplify right side
    168,936.44x = 16,167,234,878.76
  5. Step 5: Solve for x
    x = 16,167,234,878.76/168,936.44
  6. Step 6: Final answer
    x = 95,700.10

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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.