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Finding the Fourth Proportional to 89,793.16, 134,676.78 and 27,446.92

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Solution

The fourth proportional to 89,793.16, 134,676.78 and 27,446.92 is: 41,166.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,793.16 : 134,676.78 = 27,446.92 : x
  2. Step 2: Convert to fraction form
    89,793.16/134,676.78 = 27,446.92/x
  3. Step 3: Cross multiply
    89,793.16x = 134,676.78 × 27,446.92
  4. Step 4: Simplify right side
    89,793.16x = 3,696,462,806.52
  5. Step 5: Solve for x
    x = 3,696,462,806.52/89,793.16
  6. Step 6: Final answer
    x = 41,166.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.