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Finding the Fourth Proportional to 111,662.49, 167,504.67 and 36,752.07

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Solution

The fourth proportional to 111,662.49, 167,504.67 and 36,752.07 is: 55,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,662.49 : 167,504.67 = 36,752.07 : x
  2. Step 2: Convert to fraction form
    111,662.49/167,504.67 = 36,752.07/x
  3. Step 3: Cross multiply
    111,662.49x = 167,504.67 × 36,752.07
  4. Step 4: Simplify right side
    111,662.49x = 6,156,143,357.17
  5. Step 5: Solve for x
    x = 6,156,143,357.17/111,662.49
  6. Step 6: Final answer
    x = 55,131.70

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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.