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Finding the Fourth Proportional to 32,481.44, 44,823.48 and 18,335.60

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Solution

The fourth proportional to 32,481.44, 44,823.48 and 18,335.60 is: 25,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,481.44 : 44,823.48 = 18,335.60 : x
  2. Step 2: Convert to fraction form
    32,481.44/44,823.48 = 18,335.60/x
  3. Step 3: Cross multiply
    32,481.44x = 44,823.48 × 18,335.60
  4. Step 4: Simplify right side
    32,481.44x = 821,865,399.89
  5. Step 5: Solve for x
    x = 821,865,399.89/32,481.44
  6. Step 6: Final answer
    x = 25,302.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.