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Finding the Fourth Proportional to 14,797.14, 20,400.03 and 11,613.84

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Solution

The fourth proportional to 14,797.14, 20,400.03 and 11,613.84 is: 16,011.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,797.14 : 20,400.03 = 11,613.84 : x
  2. Step 2: Convert to fraction form
    14,797.14/20,400.03 = 11,613.84/x
  3. Step 3: Cross multiply
    14,797.14x = 20,400.03 × 11,613.84
  4. Step 4: Simplify right side
    14,797.14x = 236,922,684.42
  5. Step 5: Solve for x
    x = 236,922,684.42/14,797.14
  6. Step 6: Final answer
    x = 16,011.38

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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.