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Finding the Fourth Proportional to 108,982.50, 162,520.04 and 107,986.02

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Solution

The fourth proportional to 108,982.50, 162,520.04 and 107,986.02 is: 161,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,982.50 : 162,520.04 = 107,986.02 : x
  2. Step 2: Convert to fraction form
    108,982.50/162,520.04 = 107,986.02/x
  3. Step 3: Cross multiply
    108,982.50x = 162,520.04 × 107,986.02
  4. Step 4: Simplify right side
    108,982.50x = 17,549,891,749.91
  5. Step 5: Solve for x
    x = 17,549,891,749.91/108,982.50
  6. Step 6: Final answer
    x = 161,034.04

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.