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Finding the Fourth Proportional to 11,073.61, 15,272.93 and 7,095.09

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Solution

The fourth proportional to 11,073.61, 15,272.93 and 7,095.09 is: 9,785.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.61 : 15,272.93 = 7,095.09 : x
  2. Step 2: Convert to fraction form
    11,073.61/15,272.93 = 7,095.09/x
  3. Step 3: Cross multiply
    11,073.61x = 15,272.93 × 7,095.09
  4. Step 4: Simplify right side
    11,073.61x = 108,362,812.91
  5. Step 5: Solve for x
    x = 108,362,812.91/11,073.61
  6. Step 6: Final answer
    x = 9,785.68

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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.