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Finding the Fourth Proportional to 96,108.67, 132,629.43 and 53,091.11

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Solution

The fourth proportional to 96,108.67, 132,629.43 and 53,091.11 is: 73,265.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,108.67 : 132,629.43 = 53,091.11 : x
  2. Step 2: Convert to fraction form
    96,108.67/132,629.43 = 53,091.11/x
  3. Step 3: Cross multiply
    96,108.67x = 132,629.43 × 53,091.11
  4. Step 4: Simplify right side
    96,108.67x = 7,041,443,988.94
  5. Step 5: Solve for x
    x = 7,041,443,988.94/96,108.67
  6. Step 6: Final answer
    x = 73,265.44

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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.