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Finding the Fourth Proportional to 45,170.40, 67,692.84 and 37,366.88

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Solution

The fourth proportional to 45,170.40, 67,692.84 and 37,366.88 is: 55,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170.40 : 67,692.84 = 37,366.88 : x
  2. Step 2: Convert to fraction form
    45,170.40/67,692.84 = 37,366.88/x
  3. Step 3: Cross multiply
    45,170.40x = 67,692.84 × 37,366.88
  4. Step 4: Simplify right side
    45,170.40x = 2,529,470,229.14
  5. Step 5: Solve for x
    x = 2,529,470,229.14/45,170.40
  6. Step 6: Final answer
    x = 55,998.40

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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.