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Finding the Fourth Proportional to 27,233.44, 40,821.11 and 15,521.44

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Solution

The fourth proportional to 27,233.44, 40,821.11 and 15,521.44 is: 23,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,233.44 : 40,821.11 = 15,521.44 : x
  2. Step 2: Convert to fraction form
    27,233.44/40,821.11 = 15,521.44/x
  3. Step 3: Cross multiply
    27,233.44x = 40,821.11 × 15,521.44
  4. Step 4: Simplify right side
    27,233.44x = 633,602,409.60
  5. Step 5: Solve for x
    x = 633,602,409.60/27,233.44
  6. Step 6: Final answer
    x = 23,265.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.