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Finding the Fourth Proportional to 23,692.98, 32,694.90 and 12,935.71

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Solution

The fourth proportional to 23,692.98, 32,694.90 and 12,935.71 is: 17,850.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,692.98 : 32,694.90 = 12,935.71 : x
  2. Step 2: Convert to fraction form
    23,692.98/32,694.90 = 12,935.71/x
  3. Step 3: Cross multiply
    23,692.98x = 32,694.90 × 12,935.71
  4. Step 4: Simplify right side
    23,692.98x = 422,931,744.88
  5. Step 5: Solve for x
    x = 422,931,744.88/23,692.98
  6. Step 6: Final answer
    x = 17,850.51

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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.