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Finding the Fourth Proportional to 167,564.70, 251,298.45 and 60,936.30

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Solution

The fourth proportional to 167,564.70, 251,298.45 and 60,936.30 is: 91,386.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,564.70 : 251,298.45 = 60,936.30 : x
  2. Step 2: Convert to fraction form
    167,564.70/251,298.45 = 60,936.30/x
  3. Step 3: Cross multiply
    167,564.70x = 251,298.45 × 60,936.30
  4. Step 4: Simplify right side
    167,564.70x = 15,313,197,738.74
  5. Step 5: Solve for x
    x = 15,313,197,738.74/167,564.70
  6. Step 6: Final answer
    x = 91,386.78

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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.