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Finding the Fourth Proportional to 70,794.27, 97,696.44 and 40,581.41

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Solution

The fourth proportional to 70,794.27, 97,696.44 and 40,581.41 is: 56,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,794.27 : 97,696.44 = 40,581.41 : x
  2. Step 2: Convert to fraction form
    70,794.27/97,696.44 = 40,581.41/x
  3. Step 3: Cross multiply
    70,794.27x = 97,696.44 × 40,581.41
  4. Step 4: Simplify right side
    70,794.27x = 3,964,658,798.70
  5. Step 5: Solve for x
    x = 3,964,658,798.70/70,794.27
  6. Step 6: Final answer
    x = 56,002.54

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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.