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Finding the Fourth Proportional to 19,950.84, 29,927.16 and 7,467.62

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Solution

The fourth proportional to 19,950.84, 29,927.16 and 7,467.62 is: 11,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.84 : 29,927.16 = 7,467.62 : x
  2. Step 2: Convert to fraction form
    19,950.84/29,927.16 = 7,467.62/x
  3. Step 3: Cross multiply
    19,950.84x = 29,927.16 × 7,467.62
  4. Step 4: Simplify right side
    19,950.84x = 223,484,508.92
  5. Step 5: Solve for x
    x = 223,484,508.92/19,950.84
  6. Step 6: Final answer
    x = 11,201.76

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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.