Home / 106,439.53-146,883.41-58,692.87

Finding the Fourth Proportional to 106,439.53, 146,883.41 and 58,692.87

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Solution

The fourth proportional to 106,439.53, 146,883.41 and 58,692.87 is: 80,994.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,439.53 : 146,883.41 = 58,692.87 : x
  2. Step 2: Convert to fraction form
    106,439.53/146,883.41 = 58,692.87/x
  3. Step 3: Cross multiply
    106,439.53x = 146,883.41 × 58,692.87
  4. Step 4: Simplify right side
    106,439.53x = 8,621,007,860.41
  5. Step 5: Solve for x
    x = 8,621,007,860.41/106,439.53
  6. Step 6: Final answer
    x = 80,994.42

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Why These Related Problems?

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