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Finding the Fourth Proportional to 168,873.36, 253,312.20 and 44,214

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Solution

The fourth proportional to 168,873.36, 253,312.20 and 44,214 is: 66,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,873.36 : 253,312.20 = 44,214 : x
  2. Step 2: Convert to fraction form
    168,873.36/253,312.20 = 44,214/x
  3. Step 3: Cross multiply
    168,873.36x = 253,312.20 × 44,214
  4. Step 4: Simplify right side
    168,873.36x = 11,199,945,610.80
  5. Step 5: Solve for x
    x = 11,199,945,610.80/168,873.36
  6. Step 6: Final answer
    x = 66,321.57

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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.