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Finding the Fourth Proportional to 27,404.51, 41,106.06 and 8,681.99

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Solution

The fourth proportional to 27,404.51, 41,106.06 and 8,681.99 is: 13,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,404.51 : 41,106.06 = 8,681.99 : x
  2. Step 2: Convert to fraction form
    27,404.51/41,106.06 = 8,681.99/x
  3. Step 3: Cross multiply
    27,404.51x = 41,106.06 × 8,681.99
  4. Step 4: Simplify right side
    27,404.51x = 356,882,196.33
  5. Step 5: Solve for x
    x = 356,882,196.33/27,404.51
  6. Step 6: Final answer
    x = 13,022.76

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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.