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Finding the Fourth Proportional to 69,676.06, 96,154 and 39,460.62

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Solution

The fourth proportional to 69,676.06, 96,154 and 39,460.62 is: 54,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,676.06 : 96,154 = 39,460.62 : x
  2. Step 2: Convert to fraction form
    69,676.06/96,154 = 39,460.62/x
  3. Step 3: Cross multiply
    69,676.06x = 96,154 × 39,460.62
  4. Step 4: Simplify right side
    69,676.06x = 3,794,296,455.48
  5. Step 5: Solve for x
    x = 3,794,296,455.48/69,676.06
  6. Step 6: Final answer
    x = 54,456.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.