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Finding the Fourth Proportional to 36,606.53, 54,909.09 and 16,885.06

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Solution

The fourth proportional to 36,606.53, 54,909.09 and 16,885.06 is: 25,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,606.53 : 54,909.09 = 16,885.06 : x
  2. Step 2: Convert to fraction form
    36,606.53/54,909.09 = 16,885.06/x
  3. Step 3: Cross multiply
    36,606.53x = 54,909.09 × 16,885.06
  4. Step 4: Simplify right side
    36,606.53x = 927,143,141.92
  5. Step 5: Solve for x
    x = 927,143,141.92/36,606.53
  6. Step 6: Final answer
    x = 25,327.26

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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.