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Finding the Fourth Proportional to 14,508.99, 21,774.42 and 6,723.27

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Solution

The fourth proportional to 14,508.99, 21,774.42 and 6,723.27 is: 10,089.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.99 : 21,774.42 = 6,723.27 : x
  2. Step 2: Convert to fraction form
    14,508.99/21,774.42 = 6,723.27/x
  3. Step 3: Cross multiply
    14,508.99x = 21,774.42 × 6,723.27
  4. Step 4: Simplify right side
    14,508.99x = 146,395,304.75
  5. Step 5: Solve for x
    x = 146,395,304.75/14,508.99
  6. Step 6: Final answer
    x = 10,089.97

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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.