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Finding the Fourth Proportional to 12,065.52, 16,650.06 and 6,760.64

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Solution

The fourth proportional to 12,065.52, 16,650.06 and 6,760.64 is: 9,329.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.52 : 16,650.06 = 6,760.64 : x
  2. Step 2: Convert to fraction form
    12,065.52/16,650.06 = 6,760.64/x
  3. Step 3: Cross multiply
    12,065.52x = 16,650.06 × 6,760.64
  4. Step 4: Simplify right side
    12,065.52x = 112,565,061.64
  5. Step 5: Solve for x
    x = 112,565,061.64/12,065.52
  6. Step 6: Final answer
    x = 9,329.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.