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Finding the Fourth Proportional to 14,794.32, 22,191.48 and 8,634

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Solution

The fourth proportional to 14,794.32, 22,191.48 and 8,634 is: 12,951

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,794.32 : 22,191.48 = 8,634 : x
  2. Step 2: Convert to fraction form
    14,794.32/22,191.48 = 8,634/x
  3. Step 3: Cross multiply
    14,794.32x = 22,191.48 × 8,634
  4. Step 4: Simplify right side
    14,794.32x = 191,601,238.32
  5. Step 5: Solve for x
    x = 191,601,238.32/14,794.32
  6. Step 6: Final answer
    x = 12,951

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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.