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Finding the Fourth Proportional to 168,683.58, 252,900.38 and 102,107.97

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Solution

The fourth proportional to 168,683.58, 252,900.38 and 102,107.97 is: 153,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,683.58 : 252,900.38 = 102,107.97 : x
  2. Step 2: Convert to fraction form
    168,683.58/252,900.38 = 102,107.97/x
  3. Step 3: Cross multiply
    168,683.58x = 252,900.38 × 102,107.97
  4. Step 4: Simplify right side
    168,683.58x = 25,823,144,669.30
  5. Step 5: Solve for x
    x = 25,823,144,669.30/168,683.58
  6. Step 6: Final answer
    x = 153,086.30

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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.