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Finding the Fourth Proportional to 69,873.54, 96,425.02 and 38,042.44

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Solution

The fourth proportional to 69,873.54, 96,425.02 and 38,042.44 is: 52,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,873.54 : 96,425.02 = 38,042.44 : x
  2. Step 2: Convert to fraction form
    69,873.54/96,425.02 = 38,042.44/x
  3. Step 3: Cross multiply
    69,873.54x = 96,425.02 × 38,042.44
  4. Step 4: Simplify right side
    69,873.54x = 3,668,243,037.85
  5. Step 5: Solve for x
    x = 3,668,243,037.85/69,873.54
  6. Step 6: Final answer
    x = 52,498.31

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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.