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Finding the Fourth Proportional to 17,359.52, 26,040 and 5,047.52

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Solution

The fourth proportional to 17,359.52, 26,040 and 5,047.52 is: 7,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,359.52 : 26,040 = 5,047.52 : x
  2. Step 2: Convert to fraction form
    17,359.52/26,040 = 5,047.52/x
  3. Step 3: Cross multiply
    17,359.52x = 26,040 × 5,047.52
  4. Step 4: Simplify right side
    17,359.52x = 131,437,420.80
  5. Step 5: Solve for x
    x = 131,437,420.80/17,359.52
  6. Step 6: Final answer
    x = 7,571.49

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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.