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Finding the Fourth Proportional to 18,584.96, 27,870.17 and 6,735.92

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Solution

The fourth proportional to 18,584.96, 27,870.17 and 6,735.92 is: 10,101.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.96 : 27,870.17 = 6,735.92 : x
  2. Step 2: Convert to fraction form
    18,584.96/27,870.17 = 6,735.92/x
  3. Step 3: Cross multiply
    18,584.96x = 27,870.17 × 6,735.92
  4. Step 4: Simplify right side
    18,584.96x = 187,731,235.51
  5. Step 5: Solve for x
    x = 187,731,235.51/18,584.96
  6. Step 6: Final answer
    x = 10,101.25

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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.