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Finding the Fourth Proportional to 29,692.25, 40,974.11 and 17,762.18

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Solution

The fourth proportional to 29,692.25, 40,974.11 and 17,762.18 is: 24,511.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,692.25 : 40,974.11 = 17,762.18 : x
  2. Step 2: Convert to fraction form
    29,692.25/40,974.11 = 17,762.18/x
  3. Step 3: Cross multiply
    29,692.25x = 40,974.11 × 17,762.18
  4. Step 4: Simplify right side
    29,692.25x = 727,789,428.35
  5. Step 5: Solve for x
    x = 727,789,428.35/29,692.25
  6. Step 6: Final answer
    x = 24,511.09

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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.