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Finding the Fourth Proportional to 192,956.66, 266,288.44 and 112,371.17

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Solution

The fourth proportional to 192,956.66, 266,288.44 and 112,371.17 is: 155,077.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,956.66 : 266,288.44 = 112,371.17 : x
  2. Step 2: Convert to fraction form
    192,956.66/266,288.44 = 112,371.17/x
  3. Step 3: Cross multiply
    192,956.66x = 266,288.44 × 112,371.17
  4. Step 4: Simplify right side
    192,956.66x = 29,923,143,560.27
  5. Step 5: Solve for x
    x = 29,923,143,560.27/192,956.66
  6. Step 6: Final answer
    x = 155,077.02

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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.