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Finding the Fourth Proportional to 21,527.37, 32,291.06 and 6,736.37

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Solution

The fourth proportional to 21,527.37, 32,291.06 and 6,736.37 is: 10,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527.37 : 32,291.06 = 6,736.37 : x
  2. Step 2: Convert to fraction form
    21,527.37/32,291.06 = 6,736.37/x
  3. Step 3: Cross multiply
    21,527.37x = 32,291.06 × 6,736.37
  4. Step 4: Simplify right side
    21,527.37x = 217,524,332.72
  5. Step 5: Solve for x
    x = 217,524,332.72/21,527.37
  6. Step 6: Final answer
    x = 10,104.55

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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.