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Finding the Fourth Proportional to 16,480.01, 22,742.41 and 8,926.49

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Solution

The fourth proportional to 16,480.01, 22,742.41 and 8,926.49 is: 12,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.01 : 22,742.41 = 8,926.49 : x
  2. Step 2: Convert to fraction form
    16,480.01/22,742.41 = 8,926.49/x
  3. Step 3: Cross multiply
    16,480.01x = 22,742.41 × 8,926.49
  4. Step 4: Simplify right side
    16,480.01x = 203,009,902.18
  5. Step 5: Solve for x
    x = 203,009,902.18/16,480.01
  6. Step 6: Final answer
    x = 12,318.55

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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.