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Finding the Fourth Proportional to 14,366.06, 19,819.06 and 8,773.82

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Solution

The fourth proportional to 14,366.06, 19,819.06 and 8,773.82 is: 12,104.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366.06 : 19,819.06 = 8,773.82 : x
  2. Step 2: Convert to fraction form
    14,366.06/19,819.06 = 8,773.82/x
  3. Step 3: Cross multiply
    14,366.06x = 19,819.06 × 8,773.82
  4. Step 4: Simplify right side
    14,366.06x = 173,888,765.91
  5. Step 5: Solve for x
    x = 173,888,765.91/14,366.06
  6. Step 6: Final answer
    x = 12,104.14

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1.5x scale

Why These Related Problems?

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