Home / 167,812.39-251,640.54-61,122.07

Finding the Fourth Proportional to 167,812.39, 251,640.54 and 61,122.07

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Solution

The fourth proportional to 167,812.39, 251,640.54 and 61,122.07 is: 91,654.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,812.39 : 251,640.54 = 61,122.07 : x
  2. Step 2: Convert to fraction form
    167,812.39/251,640.54 = 61,122.07/x
  3. Step 3: Cross multiply
    167,812.39x = 251,640.54 × 61,122.07
  4. Step 4: Simplify right side
    167,812.39x = 15,380,789,842.41
  5. Step 5: Solve for x
    x = 15,380,789,842.41/167,812.39
  6. Step 6: Final answer
    x = 91,654.68

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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.