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Finding the Fourth Proportional to 96,072.52, 132,579.31 and 53,052.01

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Solution

The fourth proportional to 96,072.52, 132,579.31 and 53,052.01 is: 73,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,072.52 : 132,579.31 = 53,052.01 : x
  2. Step 2: Convert to fraction form
    96,072.52/132,579.31 = 53,052.01/x
  3. Step 3: Cross multiply
    96,072.52x = 132,579.31 × 53,052.01
  4. Step 4: Simplify right side
    96,072.52x = 7,033,598,879.91
  5. Step 5: Solve for x
    x = 7,033,598,879.91/96,072.52
  6. Step 6: Final answer
    x = 73,211.35

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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.