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Finding the Fourth Proportional to 108,540.48, 162,836.04 and 33,656.70

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Solution

The fourth proportional to 108,540.48, 162,836.04 and 33,656.70 is: 50,492.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,540.48 : 162,836.04 = 33,656.70 : x
  2. Step 2: Convert to fraction form
    108,540.48/162,836.04 = 33,656.70/x
  3. Step 3: Cross multiply
    108,540.48x = 162,836.04 × 33,656.70
  4. Step 4: Simplify right side
    108,540.48x = 5,480,523,747.47
  5. Step 5: Solve for x
    x = 5,480,523,747.47/108,540.48
  6. Step 6: Final answer
    x = 50,492.90

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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.