Home / 83,571.35-125,358.23-27,415.87

Finding the Fourth Proportional to 83,571.35, 125,358.23 and 27,415.87

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Solution

The fourth proportional to 83,571.35, 125,358.23 and 27,415.87 is: 41,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,571.35 : 125,358.23 = 27,415.87 : x
  2. Step 2: Convert to fraction form
    83,571.35/125,358.23 = 27,415.87/x
  3. Step 3: Cross multiply
    83,571.35x = 125,358.23 × 27,415.87
  4. Step 4: Simplify right side
    83,571.35x = 3,436,804,692.25
  5. Step 5: Solve for x
    x = 3,436,804,692.25/83,571.35
  6. Step 6: Final answer
    x = 41,124.20

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1.5x scale

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.