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Finding the Fourth Proportional to 18,322.26, 27,487.03 and 5,841.88

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Solution

The fourth proportional to 18,322.26, 27,487.03 and 5,841.88 is: 8,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322.26 : 27,487.03 = 5,841.88 : x
  2. Step 2: Convert to fraction form
    18,322.26/27,487.03 = 5,841.88/x
  3. Step 3: Cross multiply
    18,322.26x = 27,487.03 × 5,841.88
  4. Step 4: Simplify right side
    18,322.26x = 160,575,930.82
  5. Step 5: Solve for x
    x = 160,575,930.82/18,322.26
  6. Step 6: Final answer
    x = 8,763.98

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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.