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Finding the Fourth Proportional to 18,376.52, 27,544.58 and 9,492.54

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Solution

The fourth proportional to 18,376.52, 27,544.58 and 9,492.54 is: 14,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.52 : 27,544.58 = 9,492.54 : x
  2. Step 2: Convert to fraction form
    18,376.52/27,544.58 = 9,492.54/x
  3. Step 3: Cross multiply
    18,376.52x = 27,544.58 × 9,492.54
  4. Step 4: Simplify right side
    18,376.52x = 261,467,979.97
  5. Step 5: Solve for x
    x = 261,467,979.97/18,376.52
  6. Step 6: Final answer
    x = 14,228.38

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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.