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Finding the Fourth Proportional to 18,273.84, 25,218.36 and 11,204.16

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Solution

The fourth proportional to 18,273.84, 25,218.36 and 11,204.16 is: 15,462.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.84 : 25,218.36 = 11,204.16 : x
  2. Step 2: Convert to fraction form
    18,273.84/25,218.36 = 11,204.16/x
  3. Step 3: Cross multiply
    18,273.84x = 25,218.36 × 11,204.16
  4. Step 4: Simplify right side
    18,273.84x = 282,550,540.38
  5. Step 5: Solve for x
    x = 282,550,540.38/18,273.84
  6. Step 6: Final answer
    x = 15,462.02

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Half scale
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Double scale
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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.