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Finding the Fourth Proportional to 96,186.85, 132,737.85 and 53,745.38

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Solution

The fourth proportional to 96,186.85, 132,737.85 and 53,745.38 is: 74,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,186.85 : 132,737.85 = 53,745.38 : x
  2. Step 2: Convert to fraction form
    96,186.85/132,737.85 = 53,745.38/x
  3. Step 3: Cross multiply
    96,186.85x = 132,737.85 × 53,745.38
  4. Step 4: Simplify right side
    96,186.85x = 7,134,045,524.94
  5. Step 5: Solve for x
    x = 7,134,045,524.94/96,186.85
  6. Step 6: Final answer
    x = 74,168.62

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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.