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Finding the Fourth Proportional to 168,009.48, 252,063.44 and 49,683.88

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Solution

The fourth proportional to 168,009.48, 252,063.44 and 49,683.88 is: 74,540.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,009.48 : 252,063.44 = 49,683.88 : x
  2. Step 2: Convert to fraction form
    168,009.48/252,063.44 = 49,683.88/x
  3. Step 3: Cross multiply
    168,009.48x = 252,063.44 × 49,683.88
  4. Step 4: Simplify right side
    168,009.48x = 12,523,489,705.35
  5. Step 5: Solve for x
    x = 12,523,489,705.35/168,009.48
  6. Step 6: Final answer
    x = 74,540.38

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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.