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Finding the Fourth Proportional to 14,016.65, 19,342.09 and 8,044.11

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Solution

The fourth proportional to 14,016.65, 19,342.09 and 8,044.11 is: 11,100.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016.65 : 19,342.09 = 8,044.11 : x
  2. Step 2: Convert to fraction form
    14,016.65/19,342.09 = 8,044.11/x
  3. Step 3: Cross multiply
    14,016.65x = 19,342.09 × 8,044.11
  4. Step 4: Simplify right side
    14,016.65x = 155,589,909.65
  5. Step 5: Solve for x
    x = 155,589,909.65/14,016.65
  6. Step 6: Final answer
    x = 11,100.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.