Home / 106,439.03-146,882.72-58,692.36

Finding the Fourth Proportional to 106,439.03, 146,882.72 and 58,692.36

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Solution

The fourth proportional to 106,439.03, 146,882.72 and 58,692.36 is: 80,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,439.03 : 146,882.72 = 58,692.36 : x
  2. Step 2: Convert to fraction form
    106,439.03/146,882.72 = 58,692.36/x
  3. Step 3: Cross multiply
    106,439.03x = 146,882.72 × 58,692.36
  4. Step 4: Simplify right side
    106,439.03x = 8,620,893,847.42
  5. Step 5: Solve for x
    x = 8,620,893,847.42/106,439.03
  6. Step 6: Final answer
    x = 80,993.73

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1.5x scale

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.