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Finding the Fourth Proportional to 18,572.67, 27,855.93 and 6,883.14

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Solution

The fourth proportional to 18,572.67, 27,855.93 and 6,883.14 is: 10,323.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572.67 : 27,855.93 = 6,883.14 : x
  2. Step 2: Convert to fraction form
    18,572.67/27,855.93 = 6,883.14/x
  3. Step 3: Cross multiply
    18,572.67x = 27,855.93 × 6,883.14
  4. Step 4: Simplify right side
    18,572.67x = 191,736,266.02
  5. Step 5: Solve for x
    x = 191,736,266.02/18,572.67
  6. Step 6: Final answer
    x = 10,323.57

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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.