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Finding the Fourth Proportional to 108,466.90, 162,724.65 and 41,901.10

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Solution

The fourth proportional to 108,466.90, 162,724.65 and 41,901.10 is: 62,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,466.90 : 162,724.65 = 41,901.10 : x
  2. Step 2: Convert to fraction form
    108,466.90/162,724.65 = 41,901.10/x
  3. Step 3: Cross multiply
    108,466.90x = 162,724.65 × 41,901.10
  4. Step 4: Simplify right side
    108,466.90x = 6,818,341,832.12
  5. Step 5: Solve for x
    x = 6,818,341,832.12/108,466.90
  6. Step 6: Final answer
    x = 62,861.04

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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.