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Finding the Fourth Proportional to 17,279.49, 23,838.19 and 10,565.40

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Solution

The fourth proportional to 17,279.49, 23,838.19 and 10,565.40 is: 14,575.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279.49 : 23,838.19 = 10,565.40 : x
  2. Step 2: Convert to fraction form
    17,279.49/23,838.19 = 10,565.40/x
  3. Step 3: Cross multiply
    17,279.49x = 23,838.19 × 10,565.40
  4. Step 4: Simplify right side
    17,279.49x = 251,860,012.63
  5. Step 5: Solve for x
    x = 251,860,012.63/17,279.49
  6. Step 6: Final answer
    x = 14,575.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.