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Finding the Fourth Proportional to 108,808.08, 163,213.02 and 29,926.62

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Solution

The fourth proportional to 108,808.08, 163,213.02 and 29,926.62 is: 44,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,808.08 : 163,213.02 = 29,926.62 : x
  2. Step 2: Convert to fraction form
    108,808.08/163,213.02 = 29,926.62/x
  3. Step 3: Cross multiply
    108,808.08x = 163,213.02 × 29,926.62
  4. Step 4: Simplify right side
    108,808.08x = 4,884,414,028.59
  5. Step 5: Solve for x
    x = 4,884,414,028.59/108,808.08
  6. Step 6: Final answer
    x = 44,890.18

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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.