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Finding the Fourth Proportional to 14,549.94, 20,073.96 and 8,883.18

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Solution

The fourth proportional to 14,549.94, 20,073.96 and 8,883.18 is: 12,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.94 : 20,073.96 = 8,883.18 : x
  2. Step 2: Convert to fraction form
    14,549.94/20,073.96 = 8,883.18/x
  3. Step 3: Cross multiply
    14,549.94x = 20,073.96 × 8,883.18
  4. Step 4: Simplify right side
    14,549.94x = 178,320,599.99
  5. Step 5: Solve for x
    x = 178,320,599.99/14,549.94
  6. Step 6: Final answer
    x = 12,255.76

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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.