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Finding the Fourth Proportional to 96,608.89, 133,313.56 and 53,584.30

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Solution

The fourth proportional to 96,608.89, 133,313.56 and 53,584.30 is: 73,942.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,608.89 : 133,313.56 = 53,584.30 : x
  2. Step 2: Convert to fraction form
    96,608.89/133,313.56 = 53,584.30/x
  3. Step 3: Cross multiply
    96,608.89x = 133,313.56 × 53,584.30
  4. Step 4: Simplify right side
    96,608.89x = 7,143,513,793.11
  5. Step 5: Solve for x
    x = 7,143,513,793.11/96,608.89
  6. Step 6: Final answer
    x = 73,942.61

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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.