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Finding the Fourth Proportional to 167,108.81, 250,671.42 and 54,743.49

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Solution

The fourth proportional to 167,108.81, 250,671.42 and 54,743.49 is: 82,117.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,108.81 : 250,671.42 = 54,743.49 : x
  2. Step 2: Convert to fraction form
    167,108.81/250,671.42 = 54,743.49/x
  3. Step 3: Cross multiply
    167,108.81x = 250,671.42 × 54,743.49
  4. Step 4: Simplify right side
    167,108.81x = 13,722,628,374.06
  5. Step 5: Solve for x
    x = 13,722,628,374.06/167,108.81
  6. Step 6: Final answer
    x = 82,117.93

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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.