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Finding the Fourth Proportional to 32,406.96, 44,721.60 and 18,259.84

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Solution

The fourth proportional to 32,406.96, 44,721.60 and 18,259.84 is: 25,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,406.96 : 44,721.60 = 18,259.84 : x
  2. Step 2: Convert to fraction form
    32,406.96/44,721.60 = 18,259.84/x
  3. Step 3: Cross multiply
    32,406.96x = 44,721.60 × 18,259.84
  4. Step 4: Simplify right side
    32,406.96x = 816,609,260.54
  5. Step 5: Solve for x
    x = 816,609,260.54/32,406.96
  6. Step 6: Final answer
    x = 25,198.58

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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.