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Finding the Fourth Proportional to 114,694.87, 158,273.78 and 63,711.11

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Solution

The fourth proportional to 114,694.87, 158,273.78 and 63,711.11 is: 87,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,694.87 : 158,273.78 = 63,711.11 : x
  2. Step 2: Convert to fraction form
    114,694.87/158,273.78 = 63,711.11/x
  3. Step 3: Cross multiply
    114,694.87x = 158,273.78 × 63,711.11
  4. Step 4: Simplify right side
    114,694.87x = 10,083,798,207.70
  5. Step 5: Solve for x
    x = 10,083,798,207.70/114,694.87
  6. Step 6: Final answer
    x = 87,918.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.