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Finding the Fourth Proportional to 167,346.54, 251,020.26 and 117,648.96

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Solution

The fourth proportional to 167,346.54, 251,020.26 and 117,648.96 is: 176,473.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,346.54 : 251,020.26 = 117,648.96 : x
  2. Step 2: Convert to fraction form
    167,346.54/251,020.26 = 117,648.96/x
  3. Step 3: Cross multiply
    167,346.54x = 251,020.26 × 117,648.96
  4. Step 4: Simplify right side
    167,346.54x = 29,532,272,527.93
  5. Step 5: Solve for x
    x = 29,532,272,527.93/167,346.54
  6. Step 6: Final answer
    x = 176,473.76

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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.