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Finding the Fourth Proportional to 69,873.41, 96,425.16 and 38,042.03

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Solution

The fourth proportional to 69,873.41, 96,425.16 and 38,042.03 is: 52,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,873.41 : 96,425.16 = 38,042.03 : x
  2. Step 2: Convert to fraction form
    69,873.41/96,425.16 = 38,042.03/x
  3. Step 3: Cross multiply
    69,873.41x = 96,425.16 × 38,042.03
  4. Step 4: Simplify right side
    69,873.41x = 3,668,208,829.47
  5. Step 5: Solve for x
    x = 3,668,208,829.47/69,873.41
  6. Step 6: Final answer
    x = 52,497.92

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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.