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Finding the Fourth Proportional to 17,955.92, 26,927.40 and 7,562

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Solution

The fourth proportional to 17,955.92, 26,927.40 and 7,562 is: 11,340.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.92 : 26,927.40 = 7,562 : x
  2. Step 2: Convert to fraction form
    17,955.92/26,927.40 = 7,562/x
  3. Step 3: Cross multiply
    17,955.92x = 26,927.40 × 7,562
  4. Step 4: Simplify right side
    17,955.92x = 203,624,998.80
  5. Step 5: Solve for x
    x = 203,624,998.80/17,955.92
  6. Step 6: Final answer
    x = 11,340.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.