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Finding the Fourth Proportional to 69,752.85, 104,596.46 and 48,716.64

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Solution

The fourth proportional to 69,752.85, 104,596.46 and 48,716.64 is: 73,052.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,752.85 : 104,596.46 = 48,716.64 : x
  2. Step 2: Convert to fraction form
    69,752.85/104,596.46 = 48,716.64/x
  3. Step 3: Cross multiply
    69,752.85x = 104,596.46 × 48,716.64
  4. Step 4: Simplify right side
    69,752.85x = 5,095,587,843.51
  5. Step 5: Solve for x
    x = 5,095,587,843.51/69,752.85
  6. Step 6: Final answer
    x = 73,052.04

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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.