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Finding the Fourth Proportional to 16,973.71, 25,450.49 and 6,975.49

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Solution

The fourth proportional to 16,973.71, 25,450.49 and 6,975.49 is: 10,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,973.71 : 25,450.49 = 6,975.49 : x
  2. Step 2: Convert to fraction form
    16,973.71/25,450.49 = 6,975.49/x
  3. Step 3: Cross multiply
    16,973.71x = 25,450.49 × 6,975.49
  4. Step 4: Simplify right side
    16,973.71x = 177,529,603.61
  5. Step 5: Solve for x
    x = 177,529,603.61/16,973.71
  6. Step 6: Final answer
    x = 10,459.09

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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.