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Finding the Fourth Proportional to 14,661, 20,232.18 and 8,037

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Solution

The fourth proportional to 14,661, 20,232.18 and 8,037 is: 11,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,661 : 20,232.18 = 8,037 : x
  2. Step 2: Convert to fraction form
    14,661/20,232.18 = 8,037/x
  3. Step 3: Cross multiply
    14,661x = 20,232.18 × 8,037
  4. Step 4: Simplify right side
    14,661x = 162,606,030.66
  5. Step 5: Solve for x
    x = 162,606,030.66/14,661
  6. Step 6: Final answer
    x = 11,091.06

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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.