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Finding the Fourth Proportional to 26,773.60, 40,192.80 and 14,936.80

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Solution

The fourth proportional to 26,773.60, 40,192.80 and 14,936.80 is: 22,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,773.60 : 40,192.80 = 14,936.80 : x
  2. Step 2: Convert to fraction form
    26,773.60/40,192.80 = 14,936.80/x
  3. Step 3: Cross multiply
    26,773.60x = 40,192.80 × 14,936.80
  4. Step 4: Simplify right side
    26,773.60x = 600,351,815.04
  5. Step 5: Solve for x
    x = 600,351,815.04/26,773.60
  6. Step 6: Final answer
    x = 22,423.28

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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.