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Finding the Fourth Proportional to 96,310.52, 132,909.36 and 53,873

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Solution

The fourth proportional to 96,310.52, 132,909.36 and 53,873 is: 74,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,310.52 : 132,909.36 = 53,873 : x
  2. Step 2: Convert to fraction form
    96,310.52/132,909.36 = 53,873/x
  3. Step 3: Cross multiply
    96,310.52x = 132,909.36 × 53,873
  4. Step 4: Simplify right side
    96,310.52x = 7,160,225,951.28
  5. Step 5: Solve for x
    x = 7,160,225,951.28/96,310.52
  6. Step 6: Final answer
    x = 74,345.21

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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.