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Finding the Fourth Proportional to 14,597.96, 21,861.82 and 8,338.98

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Solution

The fourth proportional to 14,597.96, 21,861.82 and 8,338.98 is: 12,488.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597.96 : 21,861.82 = 8,338.98 : x
  2. Step 2: Convert to fraction form
    14,597.96/21,861.82 = 8,338.98/x
  3. Step 3: Cross multiply
    14,597.96x = 21,861.82 × 8,338.98
  4. Step 4: Simplify right side
    14,597.96x = 182,305,279.74
  5. Step 5: Solve for x
    x = 182,305,279.74/14,597.96
  6. Step 6: Final answer
    x = 12,488.41

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1.5x scale

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.