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Finding the Fourth Proportional to 78,596, 108,473.46 and 50,361.84

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Solution

The fourth proportional to 78,596, 108,473.46 and 50,361.84 is: 69,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,596 : 108,473.46 = 50,361.84 : x
  2. Step 2: Convert to fraction form
    78,596/108,473.46 = 50,361.84/x
  3. Step 3: Cross multiply
    78,596x = 108,473.46 × 50,361.84
  4. Step 4: Simplify right side
    78,596x = 5,462,923,036.77
  5. Step 5: Solve for x
    x = 5,462,923,036.77/78,596
  6. Step 6: Final answer
    x = 69,506.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.