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Finding the Fourth Proportional to 111,663.65, 167,396.99 and 41,493.75

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Solution

The fourth proportional to 111,663.65, 167,396.99 and 41,493.75 is: 62,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,663.65 : 167,396.99 = 41,493.75 : x
  2. Step 2: Convert to fraction form
    111,663.65/167,396.99 = 41,493.75/x
  3. Step 3: Cross multiply
    111,663.65x = 167,396.99 × 41,493.75
  4. Step 4: Simplify right side
    111,663.65x = 6,945,928,646.34
  5. Step 5: Solve for x
    x = 6,945,928,646.34/111,663.65
  6. Step 6: Final answer
    x = 62,204.03

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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.