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Finding the Fourth Proportional to 18,530.80, 27,797.74 and 6,050.55

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Solution

The fourth proportional to 18,530.80, 27,797.74 and 6,050.55 is: 9,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.80 : 27,797.74 = 6,050.55 : x
  2. Step 2: Convert to fraction form
    18,530.80/27,797.74 = 6,050.55/x
  3. Step 3: Cross multiply
    18,530.80x = 27,797.74 × 6,050.55
  4. Step 4: Simplify right side
    18,530.80x = 168,191,585.50
  5. Step 5: Solve for x
    x = 168,191,585.50/18,530.80
  6. Step 6: Final answer
    x = 9,076.32

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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.