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Finding the Fourth Proportional to 17,674.54, 26,511.67 and 4,347.47

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Solution

The fourth proportional to 17,674.54, 26,511.67 and 4,347.47 is: 6,521.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.54 : 26,511.67 = 4,347.47 : x
  2. Step 2: Convert to fraction form
    17,674.54/26,511.67 = 4,347.47/x
  3. Step 3: Cross multiply
    17,674.54x = 26,511.67 × 4,347.47
  4. Step 4: Simplify right side
    17,674.54x = 115,258,689.97
  5. Step 5: Solve for x
    x = 115,258,689.97/17,674.54
  6. Step 6: Final answer
    x = 6,521.17

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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.