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Finding the Fourth Proportional to 23,672.50, 32,668.02 and 13,062.13

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Solution

The fourth proportional to 23,672.50, 32,668.02 and 13,062.13 is: 18,025.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.50 : 32,668.02 = 13,062.13 : x
  2. Step 2: Convert to fraction form
    23,672.50/32,668.02 = 13,062.13/x
  3. Step 3: Cross multiply
    23,672.50x = 32,668.02 × 13,062.13
  4. Step 4: Simplify right side
    23,672.50x = 426,713,805.68
  5. Step 5: Solve for x
    x = 426,713,805.68/23,672.50
  6. Step 6: Final answer
    x = 18,025.72

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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.