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Finding the Fourth Proportional to 73,402.11, 110,103.17 and 17,998.11

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Solution

The fourth proportional to 73,402.11, 110,103.17 and 17,998.11 is: 26,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,402.11 : 110,103.17 = 17,998.11 : x
  2. Step 2: Convert to fraction form
    73,402.11/110,103.17 = 17,998.11/x
  3. Step 3: Cross multiply
    73,402.11x = 110,103.17 × 17,998.11
  4. Step 4: Simplify right side
    73,402.11x = 1,981,648,965.01
  5. Step 5: Solve for x
    x = 1,981,648,965.01/73,402.11
  6. Step 6: Final answer
    x = 26,997.17

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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.