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Finding the Fourth Proportional to 108,466.40, 162,723.90 and 41,900.60

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Solution

The fourth proportional to 108,466.40, 162,723.90 and 41,900.60 is: 62,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,466.40 : 162,723.90 = 41,900.60 : x
  2. Step 2: Convert to fraction form
    108,466.40/162,723.90 = 41,900.60/x
  3. Step 3: Cross multiply
    108,466.40x = 162,723.90 × 41,900.60
  4. Step 4: Simplify right side
    108,466.40x = 6,818,229,044.34
  5. Step 5: Solve for x
    x = 6,818,229,044.34/108,466.40
  6. Step 6: Final answer
    x = 62,860.29

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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.