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Finding the Fourth Proportional to 108,524.10, 162,786.15 and 33,643.65

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Solution

The fourth proportional to 108,524.10, 162,786.15 and 33,643.65 is: 50,465.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,524.10 : 162,786.15 = 33,643.65 : x
  2. Step 2: Convert to fraction form
    108,524.10/162,786.15 = 33,643.65/x
  3. Step 3: Cross multiply
    108,524.10x = 162,786.15 × 33,643.65
  4. Step 4: Simplify right side
    108,524.10x = 5,476,720,255.45
  5. Step 5: Solve for x
    x = 5,476,720,255.45/108,524.10
  6. Step 6: Final answer
    x = 50,465.48

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Similar ratio
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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.