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Finding the Fourth Proportional to 167,365.38, 251,047.94 and 42,706.38

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Solution

The fourth proportional to 167,365.38, 251,047.94 and 42,706.38 is: 64,059.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,365.38 : 251,047.94 = 42,706.38 : x
  2. Step 2: Convert to fraction form
    167,365.38/251,047.94 = 42,706.38/x
  3. Step 3: Cross multiply
    167,365.38x = 251,047.94 × 42,706.38
  4. Step 4: Simplify right side
    167,365.38x = 10,721,348,510.33
  5. Step 5: Solve for x
    x = 10,721,348,510.33/167,365.38
  6. Step 6: Final answer
    x = 64,059.54

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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.