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Finding the Fourth Proportional to 11,328.21, 16,966.62 and 6,053.94

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Solution

The fourth proportional to 11,328.21, 16,966.62 and 6,053.94 is: 9,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.21 : 16,966.62 = 6,053.94 : x
  2. Step 2: Convert to fraction form
    11,328.21/16,966.62 = 6,053.94/x
  3. Step 3: Cross multiply
    11,328.21x = 16,966.62 × 6,053.94
  4. Step 4: Simplify right side
    11,328.21x = 102,714,899.48
  5. Step 5: Solve for x
    x = 102,714,899.48/11,328.21
  6. Step 6: Final answer
    x = 9,067.18

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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.