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Finding the Fourth Proportional to 23,347.89, 32,218.97 and 12,736.89

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Solution

The fourth proportional to 23,347.89, 32,218.97 and 12,736.89 is: 17,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,347.89 : 32,218.97 = 12,736.89 : x
  2. Step 2: Convert to fraction form
    23,347.89/32,218.97 = 12,736.89/x
  3. Step 3: Cross multiply
    23,347.89x = 32,218.97 × 12,736.89
  4. Step 4: Simplify right side
    23,347.89x = 410,369,413.12
  5. Step 5: Solve for x
    x = 410,369,413.12/23,347.89
  6. Step 6: Final answer
    x = 17,576.30

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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.