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Finding the Fourth Proportional to 17,490.49, 24,145.76 and 11,854.98

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Solution

The fourth proportional to 17,490.49, 24,145.76 and 11,854.98 is: 16,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.49 : 24,145.76 = 11,854.98 : x
  2. Step 2: Convert to fraction form
    17,490.49/24,145.76 = 11,854.98/x
  3. Step 3: Cross multiply
    17,490.49x = 24,145.76 × 11,854.98
  4. Step 4: Simplify right side
    17,490.49x = 286,247,531.52
  5. Step 5: Solve for x
    x = 286,247,531.52/17,490.49
  6. Step 6: Final answer
    x = 16,365.90

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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.