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Finding the Fourth Proportional to 69,969.46, 96,503.25 and 44,821.30

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Solution

The fourth proportional to 69,969.46, 96,503.25 and 44,821.30 is: 61,818.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,969.46 : 96,503.25 = 44,821.30 : x
  2. Step 2: Convert to fraction form
    69,969.46/96,503.25 = 44,821.30/x
  3. Step 3: Cross multiply
    69,969.46x = 96,503.25 × 44,821.30
  4. Step 4: Simplify right side
    69,969.46x = 4,325,401,119.23
  5. Step 5: Solve for x
    x = 4,325,401,119.23/69,969.46
  6. Step 6: Final answer
    x = 61,818.42

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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.