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Finding the Fourth Proportional to 117,294.36, 175,800.48 and 54,027.48

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Solution

The fourth proportional to 117,294.36, 175,800.48 and 54,027.48 is: 80,976.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,294.36 : 175,800.48 = 54,027.48 : x
  2. Step 2: Convert to fraction form
    117,294.36/175,800.48 = 54,027.48/x
  3. Step 3: Cross multiply
    117,294.36x = 175,800.48 × 54,027.48
  4. Step 4: Simplify right side
    117,294.36x = 9,498,056,917.19
  5. Step 5: Solve for x
    x = 9,498,056,917.19/117,294.36
  6. Step 6: Final answer
    x = 80,976.25

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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.