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Finding the Fourth Proportional to 16,533.16, 22,814.94 and 9,361.96

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Solution

The fourth proportional to 16,533.16, 22,814.94 and 9,361.96 is: 12,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,533.16 : 22,814.94 = 9,361.96 : x
  2. Step 2: Convert to fraction form
    16,533.16/22,814.94 = 9,361.96/x
  3. Step 3: Cross multiply
    16,533.16x = 22,814.94 × 9,361.96
  4. Step 4: Simplify right side
    16,533.16x = 213,592,555.68
  5. Step 5: Solve for x
    x = 213,592,555.68/16,533.16
  6. Step 6: Final answer
    x = 12,919.04

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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.