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Finding the Fourth Proportional to 96,326.35, 132,930.83 and 53,884.87

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Solution

The fourth proportional to 96,326.35, 132,930.83 and 53,884.87 is: 74,361.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,326.35 : 132,930.83 = 53,884.87 : x
  2. Step 2: Convert to fraction form
    96,326.35/132,930.83 = 53,884.87/x
  3. Step 3: Cross multiply
    96,326.35x = 132,930.83 × 53,884.87
  4. Step 4: Simplify right side
    96,326.35x = 7,162,960,493.54
  5. Step 5: Solve for x
    x = 7,162,960,493.54/96,326.35
  6. Step 6: Final answer
    x = 74,361.38

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1.5x scale

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.