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Finding the Fourth Proportional to 111,160.91, 166,757.40 and 36,262.53

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Solution

The fourth proportional to 111,160.91, 166,757.40 and 36,262.53 is: 54,399.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,160.91 : 166,757.40 = 36,262.53 : x
  2. Step 2: Convert to fraction form
    111,160.91/166,757.40 = 36,262.53/x
  3. Step 3: Cross multiply
    111,160.91x = 166,757.40 × 36,262.53
  4. Step 4: Simplify right side
    111,160.91x = 6,047,045,220.22
  5. Step 5: Solve for x
    x = 6,047,045,220.22/111,160.91
  6. Step 6: Final answer
    x = 54,399.03

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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.