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Finding the Fourth Proportional to 69,664.80, 104,425.71 and 27,527.82

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Solution

The fourth proportional to 69,664.80, 104,425.71 and 27,527.82 is: 41,263.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,664.80 : 104,425.71 = 27,527.82 : x
  2. Step 2: Convert to fraction form
    69,664.80/104,425.71 = 27,527.82/x
  3. Step 3: Cross multiply
    69,664.80x = 104,425.71 × 27,527.82
  4. Step 4: Simplify right side
    69,664.80x = 2,874,612,148.25
  5. Step 5: Solve for x
    x = 2,874,612,148.25/69,664.80
  6. Step 6: Final answer
    x = 41,263.48

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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.