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Finding the Fourth Proportional to 167,558.65, 251,517.03 and 67,784.06

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Solution

The fourth proportional to 167,558.65, 251,517.03 and 67,784.06 is: 101,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,558.65 : 251,517.03 = 67,784.06 : x
  2. Step 2: Convert to fraction form
    167,558.65/251,517.03 = 67,784.06/x
  3. Step 3: Cross multiply
    167,558.65x = 251,517.03 × 67,784.06
  4. Step 4: Simplify right side
    167,558.65x = 17,048,845,452.54
  5. Step 5: Solve for x
    x = 17,048,845,452.54/167,558.65
  6. Step 6: Final answer
    x = 101,748.53

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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.