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Finding the Fourth Proportional to 18,308.59, 27,464.90 and 5,824.23

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Solution

The fourth proportional to 18,308.59, 27,464.90 and 5,824.23 is: 8,736.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,308.59 : 27,464.90 = 5,824.23 : x
  2. Step 2: Convert to fraction form
    18,308.59/27,464.90 = 5,824.23/x
  3. Step 3: Cross multiply
    18,308.59x = 27,464.90 × 5,824.23
  4. Step 4: Simplify right side
    18,308.59x = 159,961,909.09
  5. Step 5: Solve for x
    x = 159,961,909.09/18,308.59
  6. Step 6: Final answer
    x = 8,736.99

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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.