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Finding the Fourth Proportional to 41,857.65, 62,786.48 and 10,692.90

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Solution

The fourth proportional to 41,857.65, 62,786.48 and 10,692.90 is: 16,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,857.65 : 62,786.48 = 10,692.90 : x
  2. Step 2: Convert to fraction form
    41,857.65/62,786.48 = 10,692.90/x
  3. Step 3: Cross multiply
    41,857.65x = 62,786.48 × 10,692.90
  4. Step 4: Simplify right side
    41,857.65x = 671,369,498.53
  5. Step 5: Solve for x
    x = 671,369,498.53/41,857.65
  6. Step 6: Final answer
    x = 16,039.35

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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.