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Finding the Fourth Proportional to 36,917.44, 55,369.23 and 9,900.16

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Solution

The fourth proportional to 36,917.44, 55,369.23 and 9,900.16 is: 14,848.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,917.44 : 55,369.23 = 9,900.16 : x
  2. Step 2: Convert to fraction form
    36,917.44/55,369.23 = 9,900.16/x
  3. Step 3: Cross multiply
    36,917.44x = 55,369.23 × 9,900.16
  4. Step 4: Simplify right side
    36,917.44x = 548,164,236.08
  5. Step 5: Solve for x
    x = 548,164,236.08/36,917.44
  6. Step 6: Final answer
    x = 14,848.38

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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.