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Finding the Fourth Proportional to 96,287.58, 132,929.10 and 58,053.96

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Solution

The fourth proportional to 96,287.58, 132,929.10 and 58,053.96 is: 80,145.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,287.58 : 132,929.10 = 58,053.96 : x
  2. Step 2: Convert to fraction form
    96,287.58/132,929.10 = 58,053.96/x
  3. Step 3: Cross multiply
    96,287.58x = 132,929.10 × 58,053.96
  4. Step 4: Simplify right side
    96,287.58x = 7,717,060,654.24
  5. Step 5: Solve for x
    x = 7,717,060,654.24/96,287.58
  6. Step 6: Final answer
    x = 80,145.96

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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.