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Finding the Fourth Proportional to 11,070.59, 15,282.99 and 7,299.23

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Solution

The fourth proportional to 11,070.59, 15,282.99 and 7,299.23 is: 10,076.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,070.59 : 15,282.99 = 7,299.23 : x
  2. Step 2: Convert to fraction form
    11,070.59/15,282.99 = 7,299.23/x
  3. Step 3: Cross multiply
    11,070.59x = 15,282.99 × 7,299.23
  4. Step 4: Simplify right side
    11,070.59x = 111,554,059.10
  5. Step 5: Solve for x
    x = 111,554,059.10/11,070.59
  6. Step 6: Final answer
    x = 10,076.61

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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.