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Finding the Fourth Proportional to 17,359.68, 26,039.16 and 5,047.68

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Solution

The fourth proportional to 17,359.68, 26,039.16 and 5,047.68 is: 7,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,359.68 : 26,039.16 = 5,047.68 : x
  2. Step 2: Convert to fraction form
    17,359.68/26,039.16 = 5,047.68/x
  3. Step 3: Cross multiply
    17,359.68x = 26,039.16 × 5,047.68
  4. Step 4: Simplify right side
    17,359.68x = 131,437,347.15
  5. Step 5: Solve for x
    x = 131,437,347.15/17,359.68
  6. Step 6: Final answer
    x = 7,571.42

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