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Finding the Fourth Proportional to 18,174.96, 27,243 and 9,401.04

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Solution

The fourth proportional to 18,174.96, 27,243 and 9,401.04 is: 14,091.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.96 : 27,243 = 9,401.04 : x
  2. Step 2: Convert to fraction form
    18,174.96/27,243 = 9,401.04/x
  3. Step 3: Cross multiply
    18,174.96x = 27,243 × 9,401.04
  4. Step 4: Simplify right side
    18,174.96x = 256,112,532.72
  5. Step 5: Solve for x
    x = 256,112,532.72/18,174.96
  6. Step 6: Final answer
    x = 14,091.50

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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.