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Finding the Fourth Proportional to 18,362.48, 27,544.02 and 9,614.48

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Solution

The fourth proportional to 18,362.48, 27,544.02 and 9,614.48 is: 14,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362.48 : 27,544.02 = 9,614.48 : x
  2. Step 2: Convert to fraction form
    18,362.48/27,544.02 = 9,614.48/x
  3. Step 3: Cross multiply
    18,362.48x = 27,544.02 × 9,614.48
  4. Step 4: Simplify right side
    18,362.48x = 264,821,429.41
  5. Step 5: Solve for x
    x = 264,821,429.41/18,362.48
  6. Step 6: Final answer
    x = 14,421.88

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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.