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Finding the Fourth Proportional to 14,519.00, 21,791.87 and 8,983.16

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Solution

The fourth proportional to 14,519.00, 21,791.87 and 8,983.16 is: 13,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.00 : 21,791.87 = 8,983.16 : x
  2. Step 2: Convert to fraction form
    14,519.00/21,791.87 = 8,983.16/x
  3. Step 3: Cross multiply
    14,519.00x = 21,791.87 × 8,983.16
  4. Step 4: Simplify right side
    14,519.00x = 195,759,816.44
  5. Step 5: Solve for x
    x = 195,759,816.44/14,519.00
  6. Step 6: Final answer
    x = 13,483.01

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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.