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Finding the Fourth Proportional to 36,687.87, 55,000.72 and 14,516.89

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Solution

The fourth proportional to 36,687.87, 55,000.72 and 14,516.89 is: 21,763.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687.87 : 55,000.72 = 14,516.89 : x
  2. Step 2: Convert to fraction form
    36,687.87/55,000.72 = 14,516.89/x
  3. Step 3: Cross multiply
    36,687.87x = 55,000.72 × 14,516.89
  4. Step 4: Simplify right side
    36,687.87x = 798,439,054.57
  5. Step 5: Solve for x
    x = 798,439,054.57/36,687.87
  6. Step 6: Final answer
    x = 21,763.03

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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.