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Finding the Fourth Proportional to 73,102.92, 109,654.38 and 17,698.92

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Solution

The fourth proportional to 73,102.92, 109,654.38 and 17,698.92 is: 26,548.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,102.92 : 109,654.38 = 17,698.92 : x
  2. Step 2: Convert to fraction form
    73,102.92/109,654.38 = 17,698.92/x
  3. Step 3: Cross multiply
    73,102.92x = 109,654.38 × 17,698.92
  4. Step 4: Simplify right side
    73,102.92x = 1,940,764,099.27
  5. Step 5: Solve for x
    x = 1,940,764,099.27/73,102.92
  6. Step 6: Final answer
    x = 26,548.38

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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.