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Finding the Fourth Proportional to 16,892.19, 23,311.25 and 9,440.19

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Solution

The fourth proportional to 16,892.19, 23,311.25 and 9,440.19 is: 13,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,892.19 : 23,311.25 = 9,440.19 : x
  2. Step 2: Convert to fraction form
    16,892.19/23,311.25 = 9,440.19/x
  3. Step 3: Cross multiply
    16,892.19x = 23,311.25 × 9,440.19
  4. Step 4: Simplify right side
    16,892.19x = 220,062,629.14
  5. Step 5: Solve for x
    x = 220,062,629.14/16,892.19
  6. Step 6: Final answer
    x = 13,027.48

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Double scale
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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.