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Finding the Fourth Proportional to 167,313.25, 250,972.83 and 60,772.78

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Solution

The fourth proportional to 167,313.25, 250,972.83 and 60,772.78 is: 91,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,313.25 : 250,972.83 = 60,772.78 : x
  2. Step 2: Convert to fraction form
    167,313.25/250,972.83 = 60,772.78/x
  3. Step 3: Cross multiply
    167,313.25x = 250,972.83 × 60,772.78
  4. Step 4: Simplify right side
    167,313.25x = 15,252,316,897.28
  5. Step 5: Solve for x
    x = 15,252,316,897.28/167,313.25
  6. Step 6: Final answer
    x = 91,160.25

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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.