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Finding the Fourth Proportional to 36,558.84, 54,860.94 and 16,840.20

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Solution

The fourth proportional to 36,558.84, 54,860.94 and 16,840.20 is: 25,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,558.84 : 54,860.94 = 16,840.20 : x
  2. Step 2: Convert to fraction form
    36,558.84/54,860.94 = 16,840.20/x
  3. Step 3: Cross multiply
    36,558.84x = 54,860.94 × 16,840.20
  4. Step 4: Simplify right side
    36,558.84x = 923,869,201.79
  5. Step 5: Solve for x
    x = 923,869,201.79/36,558.84
  6. Step 6: Final answer
    x = 25,270.75

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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.