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Finding the Fourth Proportional to 23,118.26, 31,904.01 and 13,046.12

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Solution

The fourth proportional to 23,118.26, 31,904.01 and 13,046.12 is: 18,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118.26 : 31,904.01 = 13,046.12 : x
  2. Step 2: Convert to fraction form
    23,118.26/31,904.01 = 13,046.12/x
  3. Step 3: Cross multiply
    23,118.26x = 31,904.01 × 13,046.12
  4. Step 4: Simplify right side
    23,118.26x = 416,223,383.42
  5. Step 5: Solve for x
    x = 416,223,383.42/23,118.26
  6. Step 6: Final answer
    x = 18,004.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.