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Finding the Fourth Proportional to 116,843.56, 175,369.50 and 54,549.16

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Solution

The fourth proportional to 116,843.56, 175,369.50 and 54,549.16 is: 81,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,843.56 : 175,369.50 = 54,549.16 : x
  2. Step 2: Convert to fraction form
    116,843.56/175,369.50 = 54,549.16/x
  3. Step 3: Cross multiply
    116,843.56x = 175,369.50 × 54,549.16
  4. Step 4: Simplify right side
    116,843.56x = 9,566,258,914.62
  5. Step 5: Solve for x
    x = 9,566,258,914.62/116,843.56
  6. Step 6: Final answer
    x = 81,872.37

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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.