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Finding the Fourth Proportional to 16,814, 23,203.32 and 9,362.48

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Solution

The fourth proportional to 16,814, 23,203.32 and 9,362.48 is: 12,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814 : 23,203.32 = 9,362.48 : x
  2. Step 2: Convert to fraction form
    16,814/23,203.32 = 9,362.48/x
  3. Step 3: Cross multiply
    16,814x = 23,203.32 × 9,362.48
  4. Step 4: Simplify right side
    16,814x = 217,240,619.43
  5. Step 5: Solve for x
    x = 217,240,619.43/16,814
  6. Step 6: Final answer
    x = 12,920.22

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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.