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Finding the Fourth Proportional to 11,620.62, 16,037.08 and 6,585.82

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Solution

The fourth proportional to 11,620.62, 16,037.08 and 6,585.82 is: 9,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.62 : 16,037.08 = 6,585.82 : x
  2. Step 2: Convert to fraction form
    11,620.62/16,037.08 = 6,585.82/x
  3. Step 3: Cross multiply
    11,620.62x = 16,037.08 × 6,585.82
  4. Step 4: Simplify right side
    11,620.62x = 105,617,322.21
  5. Step 5: Solve for x
    x = 105,617,322.21/11,620.62
  6. Step 6: Final answer
    x = 9,088.79

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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.