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Finding the Fourth Proportional to 18,182.85, 25,092.17 and 10,224.90

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Solution

The fourth proportional to 18,182.85, 25,092.17 and 10,224.90 is: 14,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.85 : 25,092.17 = 10,224.90 : x
  2. Step 2: Convert to fraction form
    18,182.85/25,092.17 = 10,224.90/x
  3. Step 3: Cross multiply
    18,182.85x = 25,092.17 × 10,224.90
  4. Step 4: Simplify right side
    18,182.85x = 256,564,929.03
  5. Step 5: Solve for x
    x = 256,564,929.03/18,182.85
  6. Step 6: Final answer
    x = 14,110.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.