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Finding the Fourth Proportional to 18,330.66, 27,482.53 and 5,843.49

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Solution

The fourth proportional to 18,330.66, 27,482.53 and 5,843.49 is: 8,760.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.66 : 27,482.53 = 5,843.49 : x
  2. Step 2: Convert to fraction form
    18,330.66/27,482.53 = 5,843.49/x
  3. Step 3: Cross multiply
    18,330.66x = 27,482.53 × 5,843.49
  4. Step 4: Simplify right side
    18,330.66x = 160,593,889.23
  5. Step 5: Solve for x
    x = 160,593,889.23/18,330.66
  6. Step 6: Final answer
    x = 8,760.94

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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.