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Finding the Fourth Proportional to 14,994.33, 20,692.02 and 8,280.24

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Solution

The fourth proportional to 14,994.33, 20,692.02 and 8,280.24 is: 11,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,994.33 : 20,692.02 = 8,280.24 : x
  2. Step 2: Convert to fraction form
    14,994.33/20,692.02 = 8,280.24/x
  3. Step 3: Cross multiply
    14,994.33x = 20,692.02 × 8,280.24
  4. Step 4: Simplify right side
    14,994.33x = 171,334,891.68
  5. Step 5: Solve for x
    x = 171,334,891.68/14,994.33
  6. Step 6: Final answer
    x = 11,426.65

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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.