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Finding the Fourth Proportional to 96,304.68, 132,905.61 and 53,855.82

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Solution

The fourth proportional to 96,304.68, 132,905.61 and 53,855.82 is: 74,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,304.68 : 132,905.61 = 53,855.82 : x
  2. Step 2: Convert to fraction form
    96,304.68/132,905.61 = 53,855.82/x
  3. Step 3: Cross multiply
    96,304.68x = 132,905.61 × 53,855.82
  4. Step 4: Simplify right side
    96,304.68x = 7,157,740,609.15
  5. Step 5: Solve for x
    x = 7,157,740,609.15/96,304.68
  6. Step 6: Final answer
    x = 74,323.91

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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.