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Finding the Fourth Proportional to 69,164.55, 103,795.43 and 44,265.15

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Solution

The fourth proportional to 69,164.55, 103,795.43 and 44,265.15 is: 66,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,164.55 : 103,795.43 = 44,265.15 : x
  2. Step 2: Convert to fraction form
    69,164.55/103,795.43 = 44,265.15/x
  3. Step 3: Cross multiply
    69,164.55x = 103,795.43 × 44,265.15
  4. Step 4: Simplify right side
    69,164.55x = 4,594,520,056.94
  5. Step 5: Solve for x
    x = 4,594,520,056.94/69,164.55
  6. Step 6: Final answer
    x = 66,428.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.