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Finding the Fourth Proportional to 73,930.92, 110,863.58 and 45,849.84

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Solution

The fourth proportional to 73,930.92, 110,863.58 and 45,849.84 is: 68,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,930.92 : 110,863.58 = 45,849.84 : x
  2. Step 2: Convert to fraction form
    73,930.92/110,863.58 = 45,849.84/x
  3. Step 3: Cross multiply
    73,930.92x = 110,863.58 × 45,849.84
  4. Step 4: Simplify right side
    73,930.92x = 5,083,077,175.58
  5. Step 5: Solve for x
    x = 5,083,077,175.58/73,930.92
  6. Step 6: Final answer
    x = 68,754.42

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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.