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Finding the Fourth Proportional to 14,601.94, 21,867.84 and 8,342.98

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Solution

The fourth proportional to 14,601.94, 21,867.84 and 8,342.98 is: 12,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.94 : 21,867.84 = 8,342.98 : x
  2. Step 2: Convert to fraction form
    14,601.94/21,867.84 = 8,342.98/x
  3. Step 3: Cross multiply
    14,601.94x = 21,867.84 × 8,342.98
  4. Step 4: Simplify right side
    14,601.94x = 182,442,951.76
  5. Step 5: Solve for x
    x = 182,442,951.76/14,601.94
  6. Step 6: Final answer
    x = 12,494.43

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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.