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Finding the Fourth Proportional to 17,367.68, 26,028.48 and 14,326.40

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Solution

The fourth proportional to 17,367.68, 26,028.48 and 14,326.40 is: 21,470.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,367.68 : 26,028.48 = 14,326.40 : x
  2. Step 2: Convert to fraction form
    17,367.68/26,028.48 = 14,326.40/x
  3. Step 3: Cross multiply
    17,367.68x = 26,028.48 × 14,326.40
  4. Step 4: Simplify right side
    17,367.68x = 372,894,415.87
  5. Step 5: Solve for x
    x = 372,894,415.87/17,367.68
  6. Step 6: Final answer
    x = 21,470.59

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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.