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Finding the Fourth Proportional to 8,896.53, 12,276.36 and 4,917.11

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Solution

The fourth proportional to 8,896.53, 12,276.36 and 4,917.11 is: 6,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.53 : 12,276.36 = 4,917.11 : x
  2. Step 2: Convert to fraction form
    8,896.53/12,276.36 = 4,917.11/x
  3. Step 3: Cross multiply
    8,896.53x = 12,276.36 × 4,917.11
  4. Step 4: Simplify right side
    8,896.53x = 60,364,151.14
  5. Step 5: Solve for x
    x = 60,364,151.14/8,896.53
  6. Step 6: Final answer
    x = 6,785.13

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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.