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Finding the Fourth Proportional to 69,757.40, 104,533.18 and 41,264.89

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Solution

The fourth proportional to 69,757.40, 104,533.18 and 41,264.89 is: 61,836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,757.40 : 104,533.18 = 41,264.89 : x
  2. Step 2: Convert to fraction form
    69,757.40/104,533.18 = 41,264.89/x
  3. Step 3: Cross multiply
    69,757.40x = 104,533.18 × 41,264.89
  4. Step 4: Simplify right side
    69,757.40x = 4,313,550,629.67
  5. Step 5: Solve for x
    x = 4,313,550,629.67/69,757.40
  6. Step 6: Final answer
    x = 61,836.46

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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.