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Finding the Fourth Proportional to 117,296.36, 175,803.48 and 54,029.48

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Solution

The fourth proportional to 117,296.36, 175,803.48 and 54,029.48 is: 80,979.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,296.36 : 175,803.48 = 54,029.48 : x
  2. Step 2: Convert to fraction form
    117,296.36/175,803.48 = 54,029.48/x
  3. Step 3: Cross multiply
    117,296.36x = 175,803.48 × 54,029.48
  4. Step 4: Simplify right side
    117,296.36x = 9,498,570,606.59
  5. Step 5: Solve for x
    x = 9,498,570,606.59/117,296.36
  6. Step 6: Final answer
    x = 80,979.24

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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.