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Finding the Fourth Proportional to 70,794.35, 97,694.36 and 38,529.62

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Solution

The fourth proportional to 70,794.35, 97,694.36 and 38,529.62 is: 53,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,794.35 : 97,694.36 = 38,529.62 : x
  2. Step 2: Convert to fraction form
    70,794.35/97,694.36 = 38,529.62/x
  3. Step 3: Cross multiply
    70,794.35x = 97,694.36 × 38,529.62
  4. Step 4: Simplify right side
    70,794.35x = 3,764,125,885.82
  5. Step 5: Solve for x
    x = 3,764,125,885.82/70,794.35
  6. Step 6: Final answer
    x = 53,169.86

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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.