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Finding the Fourth Proportional to 12,358.27, 17,053.72 and 7,322.97

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Solution

The fourth proportional to 12,358.27, 17,053.72 and 7,322.97 is: 10,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358.27 : 17,053.72 = 7,322.97 : x
  2. Step 2: Convert to fraction form
    12,358.27/17,053.72 = 7,322.97/x
  3. Step 3: Cross multiply
    12,358.27x = 17,053.72 × 7,322.97
  4. Step 4: Simplify right side
    12,358.27x = 124,883,966.78
  5. Step 5: Solve for x
    x = 124,883,966.78/12,358.27
  6. Step 6: Final answer
    x = 10,105.29

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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.