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Finding the Fourth Proportional to 11,053.96, 15,253.07 and 7,476.71

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Solution

The fourth proportional to 11,053.96, 15,253.07 and 7,476.71 is: 10,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.96 : 15,253.07 = 7,476.71 : x
  2. Step 2: Convert to fraction form
    11,053.96/15,253.07 = 7,476.71/x
  3. Step 3: Cross multiply
    11,053.96x = 15,253.07 × 7,476.71
  4. Step 4: Simplify right side
    11,053.96x = 114,042,667.35
  5. Step 5: Solve for x
    x = 114,042,667.35/11,053.96
  6. Step 6: Final answer
    x = 10,316.91

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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.