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Finding the Fourth Proportional to 18,284.67, 27,437.96 and 16,797.51

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Solution

The fourth proportional to 18,284.67, 27,437.96 and 16,797.51 is: 25,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.67 : 27,437.96 = 16,797.51 : x
  2. Step 2: Convert to fraction form
    18,284.67/27,437.96 = 16,797.51/x
  3. Step 3: Cross multiply
    18,284.67x = 27,437.96 × 16,797.51
  4. Step 4: Simplify right side
    18,284.67x = 460,889,449.47
  5. Step 5: Solve for x
    x = 460,889,449.47/18,284.67
  6. Step 6: Final answer
    x = 25,206.33

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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.