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Finding the Fourth Proportional to 110,491.92, 165,737.79 and 27,385.92

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Solution

The fourth proportional to 110,491.92, 165,737.79 and 27,385.92 is: 41,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,491.92 : 165,737.79 = 27,385.92 : x
  2. Step 2: Convert to fraction form
    110,491.92/165,737.79 = 27,385.92/x
  3. Step 3: Cross multiply
    110,491.92x = 165,737.79 × 27,385.92
  4. Step 4: Simplify right side
    110,491.92x = 4,538,881,857.92
  5. Step 5: Solve for x
    x = 4,538,881,857.92/110,491.92
  6. Step 6: Final answer
    x = 41,078.86

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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.