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Finding the Fourth Proportional to 18,559.83, 27,841.12 and 8,040.06

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Solution

The fourth proportional to 18,559.83, 27,841.12 and 8,040.06 is: 12,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,559.83 : 27,841.12 = 8,040.06 : x
  2. Step 2: Convert to fraction form
    18,559.83/27,841.12 = 8,040.06/x
  3. Step 3: Cross multiply
    18,559.83x = 27,841.12 × 8,040.06
  4. Step 4: Simplify right side
    18,559.83x = 223,844,255.17
  5. Step 5: Solve for x
    x = 223,844,255.17/18,559.83
  6. Step 6: Final answer
    x = 12,060.68

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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.