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Finding the Fourth Proportional to 108,544.58, 162,620.03 and 106,182.62

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Solution

The fourth proportional to 108,544.58, 162,620.03 and 106,182.62 is: 159,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,544.58 : 162,620.03 = 106,182.62 : x
  2. Step 2: Convert to fraction form
    108,544.58/162,620.03 = 106,182.62/x
  3. Step 3: Cross multiply
    108,544.58x = 162,620.03 × 106,182.62
  4. Step 4: Simplify right side
    108,544.58x = 17,267,420,177.87
  5. Step 5: Solve for x
    x = 17,267,420,177.87/108,544.58
  6. Step 6: Final answer
    x = 159,081.37

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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.