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Finding the Fourth Proportional to 108,324.52, 162,486.80 and 29,450.40

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Solution

The fourth proportional to 108,324.52, 162,486.80 and 29,450.40 is: 44,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,324.52 : 162,486.80 = 29,450.40 : x
  2. Step 2: Convert to fraction form
    108,324.52/162,486.80 = 29,450.40/x
  3. Step 3: Cross multiply
    108,324.52x = 162,486.80 × 29,450.40
  4. Step 4: Simplify right side
    108,324.52x = 4,785,301,254.72
  5. Step 5: Solve for x
    x = 4,785,301,254.72/108,324.52
  6. Step 6: Final answer
    x = 44,175.61

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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.