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Finding the Fourth Proportional to 69,711.12, 104,558.04 and 41,265

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Solution

The fourth proportional to 69,711.12, 104,558.04 and 41,265 is: 61,892.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,711.12 : 104,558.04 = 41,265 : x
  2. Step 2: Convert to fraction form
    69,711.12/104,558.04 = 41,265/x
  3. Step 3: Cross multiply
    69,711.12x = 104,558.04 × 41,265
  4. Step 4: Simplify right side
    69,711.12x = 4,314,587,520.60
  5. Step 5: Solve for x
    x = 4,314,587,520.60/69,711.12
  6. Step 6: Final answer
    x = 61,892.39

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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.